diff --git a/src/main/java/com/google/devtools/build/lib/analysis/AbstractConfiguredTarget.java b/src/main/java/com/google/devtools/build/lib/analysis/AbstractConfiguredTarget.java
index cbe5056..39d6221 100644
--- a/src/main/java/com/google/devtools/build/lib/analysis/AbstractConfiguredTarget.java
+++ b/src/main/java/com/google/devtools/build/lib/analysis/AbstractConfiguredTarget.java
@@ -47,8 +47,6 @@
   // Accessors for Skylark
   private static final String DATA_RUNFILES_FIELD = "data_runfiles";
   private static final String DEFAULT_RUNFILES_FIELD = "default_runfiles";
-  private static final String LABEL_FIELD = "label";
-  private static final String FILES_FIELD = "files";
 
   AbstractConfiguredTarget(Target target,
                            BuildConfiguration configuration) {
diff --git a/src/main/java/com/google/devtools/build/lib/analysis/ConfiguredAspect.java b/src/main/java/com/google/devtools/build/lib/analysis/ConfiguredAspect.java
index eb98851..6196bce 100644
--- a/src/main/java/com/google/devtools/build/lib/analysis/ConfiguredAspect.java
+++ b/src/main/java/com/google/devtools/build/lib/analysis/ConfiguredAspect.java
@@ -26,6 +26,8 @@
 import com.google.devtools.build.lib.collect.nestedset.NestedSetBuilder;
 import com.google.devtools.build.lib.concurrent.ThreadSafety.Immutable;
 import com.google.devtools.build.lib.events.Location;
+import com.google.devtools.build.lib.packages.AspectClass;
+import com.google.devtools.build.lib.packages.AspectParameters;
 import com.google.devtools.build.lib.packages.SkylarkClassObject;
 import com.google.devtools.build.lib.packages.SkylarkClassObjectConstructor.Key;
 import com.google.devtools.build.lib.syntax.EvalException;
@@ -53,11 +55,11 @@
  */
 @Immutable
 public final class ConfiguredAspect implements Iterable<TransitiveInfoProvider> {
-  private final String name;
   private final TransitiveInfoProviderMap providers;
+  private final AspectDescriptor descriptor;
 
-  private ConfiguredAspect(String name, TransitiveInfoProviderMap providers) {
-    this.name = name;
+  private ConfiguredAspect(AspectDescriptor descriptor, TransitiveInfoProviderMap providers) {
+    this.descriptor = descriptor;
     this.providers = providers;
   }
 
@@ -65,7 +67,14 @@
    * Returns the aspect name.
    */
   public String getName() {
-    return name;
+    return descriptor.getAspectClass().getName();
+  }
+
+  /**
+   *  The aspect descriptor originating this ConfiguredAspect.
+   */
+  public AspectDescriptor getDescriptor() {
+    return descriptor;
   }
 
   /** Returns the providers created by the aspect. */
@@ -85,7 +94,7 @@
   }
 
   public static ConfiguredAspect forAlias(ConfiguredAspect real) {
-    return new ConfiguredAspect(real.getName(), real.getProviders());
+    return new ConfiguredAspect(real.descriptor, real.getProviders());
   }
 
   /**
@@ -96,11 +105,18 @@
     private final Map<String, NestedSetBuilder<Artifact>> outputGroupBuilders = new TreeMap<>();
     private final ImmutableMap.Builder<String, Object> skylarkProviderBuilder =
         ImmutableMap.builder();
-    private final String name;
     private final RuleContext ruleContext;
+    private final AspectDescriptor descriptor;
 
-    public Builder(String name, RuleContext ruleContext) {
-      this.name = name;
+    public Builder(
+        AspectClass aspectClass,
+        AspectParameters parameters,
+        RuleContext context) {
+      this(new AspectDescriptor(aspectClass, parameters), context);
+    }
+
+    public Builder(AspectDescriptor descriptor, RuleContext ruleContext) {
+      this.descriptor = descriptor;
       this.ruleContext = ruleContext;
     }
 
@@ -193,7 +209,7 @@
               ImmutableSet.<ActionAnalysisMetadata>of() /* actionsWithoutExtraAction */,
               ruleContext));
 
-      return new ConfiguredAspect(name, providers.build());
+      return new ConfiguredAspect(descriptor, providers.build());
     }
   }
 }
diff --git a/src/main/java/com/google/devtools/build/lib/analysis/ConfiguredTarget.java b/src/main/java/com/google/devtools/build/lib/analysis/ConfiguredTarget.java
index 995c2b9..155110c 100644
--- a/src/main/java/com/google/devtools/build/lib/analysis/ConfiguredTarget.java
+++ b/src/main/java/com/google/devtools/build/lib/analysis/ConfiguredTarget.java
@@ -30,6 +30,18 @@
  * accessible from the action graph.
  */
 public interface ConfiguredTarget extends TransitiveInfoCollection {
+
+  /**
+   *  All <code>ConfiguredTarget</code>s have a "label" field.
+   */
+  String LABEL_FIELD = "label";
+
+  /**
+   *  All <code>ConfiguredTarget</code>s have a "files" field.
+   */
+  String FILES_FIELD = "files";
+
+
   /**
    * Returns the Target with which this {@link ConfiguredTarget} is associated.
    */
diff --git a/src/main/java/com/google/devtools/build/lib/analysis/MergedConfiguredTarget.java b/src/main/java/com/google/devtools/build/lib/analysis/MergedConfiguredTarget.java
index c8462980..e2b21eb 100644
--- a/src/main/java/com/google/devtools/build/lib/analysis/MergedConfiguredTarget.java
+++ b/src/main/java/com/google/devtools/build/lib/analysis/MergedConfiguredTarget.java
@@ -13,6 +13,7 @@
 // limitations under the License.
 package com.google.devtools.build.lib.analysis;
 
+import com.google.common.collect.ImmutableList;
 import com.google.common.collect.ImmutableMap;
 import com.google.common.collect.Iterables;
 import com.google.devtools.build.lib.packages.SkylarkClassObject;
@@ -30,6 +31,7 @@
  */
 public final class MergedConfiguredTarget extends AbstractConfiguredTarget {
   private final ConfiguredTarget base;
+  private final ImmutableList<AspectDescriptor> aspects;
   private final TransitiveInfoProviderMap providers;
 
   /**
@@ -43,9 +45,12 @@
     }
   }
 
-  private MergedConfiguredTarget(ConfiguredTarget base, TransitiveInfoProviderMap providers) {
+  private MergedConfiguredTarget(ConfiguredTarget base,
+      ImmutableList<AspectDescriptor> aspects,
+      TransitiveInfoProviderMap providers) {
     super(base.getTarget(), base.getConfiguration());
     this.base = base;
+    this.aspects = aspects;
     this.providers = providers;
   }
 
@@ -73,6 +78,13 @@
     return provider;
   }
 
+  /**
+   * List of aspects applied to the target.
+   */
+  public ImmutableList<AspectDescriptor> getAspects() {
+    return aspects;
+  }
+
   /** Creates an instance based on a configured target and a set of aspects. */
   public static ConfiguredTarget of(ConfiguredTarget base, Iterable<ConfiguredAspect> aspects)
       throws DuplicateException {
@@ -111,6 +123,8 @@
       aspectProviders.add(mergedExtraActionProviders);
     }
 
+    ImmutableList.Builder<AspectDescriptor> aspectRepresentations = ImmutableList.builder();
+
     for (ConfiguredAspect aspect : aspects) {
       for (Map.Entry<Class<? extends TransitiveInfoProvider>, TransitiveInfoProvider> entry :
           aspect.getProviders().entrySet()) {
@@ -126,9 +140,11 @@
         }
 
         aspectProviders.add(entry.getValue());
+        aspectRepresentations.add(aspect.getDescriptor());
       }
+
     }
-    return new MergedConfiguredTarget(base, aspectProviders.build());
+    return new MergedConfiguredTarget(base, aspectRepresentations.build(), aspectProviders.build());
   }
 
   private static <T extends TransitiveInfoProvider> List<T> getAllProviders(
diff --git a/src/main/java/com/google/devtools/build/lib/ideinfo/AndroidStudioInfoAspect.java b/src/main/java/com/google/devtools/build/lib/ideinfo/AndroidStudioInfoAspect.java
index 55a04fc..8bef4d6 100644
--- a/src/main/java/com/google/devtools/build/lib/ideinfo/AndroidStudioInfoAspect.java
+++ b/src/main/java/com/google/devtools/build/lib/ideinfo/AndroidStudioInfoAspect.java
@@ -156,7 +156,7 @@
   @Override
   public AspectDefinition getDefinition(AspectParameters aspectParameters) {
     AspectDefinition.Builder builder =
-        new AspectDefinition.Builder(NAME)
+        new AspectDefinition.Builder(this)
             .attributeAspect("runtime_deps", this)
             .attributeAspect("resources", this)
             .add(
@@ -184,7 +184,7 @@
   @Override
   public ConfiguredAspect create(
       ConfiguredTarget base, RuleContext ruleContext, AspectParameters parameters) {
-    ConfiguredAspect.Builder builder = new Builder(NAME, ruleContext);
+    ConfiguredAspect.Builder builder = new Builder(this, parameters, ruleContext);
 
     AndroidStudioInfoFilesProvider.Builder providerBuilder =
         new AndroidStudioInfoFilesProvider.Builder();
diff --git a/src/main/java/com/google/devtools/build/lib/packages/AspectDefinition.java b/src/main/java/com/google/devtools/build/lib/packages/AspectDefinition.java
index 02405df..f3186d7 100644
--- a/src/main/java/com/google/devtools/build/lib/packages/AspectDefinition.java
+++ b/src/main/java/com/google/devtools/build/lib/packages/AspectDefinition.java
@@ -55,7 +55,7 @@
 @Immutable
 public final class AspectDefinition {
 
-  private final String name;
+  private final AspectClass aspectClass;
   private final ImmutableSet<Class<?>> requiredProviders;
   private final ImmutableSet<String> requiredProviderNames;
   private final ImmutableMap<String, Attribute> attributes;
@@ -67,12 +67,12 @@
   }
 
   private AspectDefinition(
-      String name,
+      AspectClass aspectClass,
       ImmutableSet<Class<?>> requiredProviders,
       ImmutableMap<String, Attribute> attributes,
       PropagationFunction attributeAspects,
       @Nullable ConfigurationFragmentPolicy configurationFragmentPolicy) {
-    this.name = name;
+    this.aspectClass = aspectClass;
     this.requiredProviders = requiredProviders;
     this.requiredProviderNames = toStringSet(requiredProviders);
     this.attributes = attributes;
@@ -81,7 +81,11 @@
   }
 
   public String getName() {
-    return name;
+    return aspectClass.getName();
+  }
+
+  public AspectClass getAspectClass() {
+    return aspectClass;
   }
 
   /**
@@ -222,7 +226,7 @@
    * Builder class for {@link AspectDefinition}.
    */
   public static final class Builder {
-    private final String name;
+    private final AspectClass aspectClass;
     private final Map<String, Attribute> attributes = new LinkedHashMap<>();
     private final Set<Class<?>> requiredProviders = new LinkedHashSet<>();
     private final Multimap<String, AspectClass> attributeAspects = LinkedHashMultimap.create();
@@ -230,8 +234,8 @@
     private final ConfigurationFragmentPolicy.Builder configurationFragmentPolicy =
         new ConfigurationFragmentPolicy.Builder();
 
-    public Builder(String name) {
-      this.name = name;
+    public Builder(AspectClass aspectClass) {
+      this.aspectClass = aspectClass;
     }
 
     /**
@@ -408,7 +412,7 @@
      * <p>The builder object is reusable afterwards.
      */
     public AspectDefinition build() {
-      return new AspectDefinition(name, ImmutableSet.copyOf(requiredProviders),
+      return new AspectDefinition(aspectClass, ImmutableSet.copyOf(requiredProviders),
           ImmutableMap.copyOf(attributes),
           allAttributesAspects != null
               ? new AllAttributesPropagationFunction(allAttributesAspects)
diff --git a/src/main/java/com/google/devtools/build/lib/packages/SkylarkAspect.java b/src/main/java/com/google/devtools/build/lib/packages/SkylarkAspect.java
index ca921a3..fdb2bb8 100644
--- a/src/main/java/com/google/devtools/build/lib/packages/SkylarkAspect.java
+++ b/src/main/java/com/google/devtools/build/lib/packages/SkylarkAspect.java
@@ -116,7 +116,7 @@
   private static final List<String> allAttrAspects = Arrays.asList("*");
 
   public AspectDefinition getDefinition(AspectParameters aspectParams) {
-    AspectDefinition.Builder builder = new AspectDefinition.Builder(getName());
+    AspectDefinition.Builder builder = new AspectDefinition.Builder(aspectClass);
     if (allAttrAspects.equals(attributeAspects)) {
       builder.allAttributesAspect(aspectClass);
     } else {
diff --git a/src/main/java/com/google/devtools/build/lib/rules/AliasConfiguredTarget.java b/src/main/java/com/google/devtools/build/lib/rules/AliasConfiguredTarget.java
index 1c6eebd..a6363b7 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/AliasConfiguredTarget.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/AliasConfiguredTarget.java
@@ -117,9 +117,9 @@
 
   @Override
   public Object getValue(String name) {
-    if (name.equals("label")) {
+    if (name.equals(LABEL_FIELD)) {
       return getLabel();
-    } else if (name.equals("files")) {
+    } else if (name.equals(FILES_FIELD)) {
       // A shortcut for files to build in Skylark. FileConfiguredTarget and RuleConfiguredTarget
       // always has FileProvider and Error- and PackageGroupConfiguredTarget-s shouldn't be
       // accessible in Skylark.
diff --git a/src/main/java/com/google/devtools/build/lib/rules/android/AndroidNeverlinkAspect.java b/src/main/java/com/google/devtools/build/lib/rules/android/AndroidNeverlinkAspect.java
index 4d31393..e743a92 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/android/AndroidNeverlinkAspect.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/android/AndroidNeverlinkAspect.java
@@ -49,7 +49,7 @@
       ConfiguredTarget base, RuleContext ruleContext, AspectParameters parameters) {
     if (!JavaCommon.getConstraints(ruleContext).contains("android")
         && !ruleContext.getRule().getRuleClass().startsWith("android_")) {
-      return new ConfiguredAspect.Builder(NAME, ruleContext).build();
+      return new ConfiguredAspect.Builder(this, parameters, ruleContext).build();
     }
 
     List<TransitiveInfoCollection> deps = new ArrayList<>();
@@ -65,7 +65,7 @@
       deps.addAll(ruleContext.getPrerequisites(attribute, Mode.TARGET));
     }
 
-    return new ConfiguredAspect.Builder(NAME, ruleContext)
+    return new ConfiguredAspect.Builder(this, parameters, ruleContext)
         .addProvider(
             AndroidNeverLinkLibrariesProvider.create(
                 AndroidCommon.collectTransitiveNeverlinkLibraries(
@@ -77,7 +77,7 @@
 
   @Override
   public AspectDefinition getDefinition(AspectParameters aspectParameters) {
-    AspectDefinition.Builder builder = new AspectDefinition.Builder("AndroidNeverlinkAspect");
+    AspectDefinition.Builder builder = new AspectDefinition.Builder(this);
     for (String attribute : ATTRIBUTES) {
       builder.attributeAspect(attribute, this);
     }
diff --git a/src/main/java/com/google/devtools/build/lib/rules/android/DexArchiveAspect.java b/src/main/java/com/google/devtools/build/lib/rules/android/DexArchiveAspect.java
index de29a01..eec142c 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/android/DexArchiveAspect.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/android/DexArchiveAspect.java
@@ -110,7 +110,7 @@
 
   @Override
   public AspectDefinition getDefinition(AspectParameters params) {
-    AspectDefinition.Builder result = new AspectDefinition.Builder(NAME)
+    AspectDefinition.Builder result = new AspectDefinition.Builder(this)
         // Actually we care about JavaRuntimeJarProvider, but rules don't advertise that provider.
         .requireProvider(JavaCompilationArgsProvider.class)
         // Parse labels since we don't have RuleDefinitionEnvironment.getLabel like in a rule
@@ -136,7 +136,7 @@
   @Override
   public ConfiguredAspect create(ConfiguredTarget base, RuleContext ruleContext,
       AspectParameters params) throws InterruptedException {
-    ConfiguredAspect.Builder result = new ConfiguredAspect.Builder(NAME, ruleContext);
+    ConfiguredAspect.Builder result = new ConfiguredAspect.Builder(this, params, ruleContext);
     Function<Artifact, Artifact> desugaredJars =
         desugarJarsIfRequested(base, ruleContext, result);
 
diff --git a/src/main/java/com/google/devtools/build/lib/rules/android/JackAspect.java b/src/main/java/com/google/devtools/build/lib/rules/android/JackAspect.java
index 0a39076..4df83e7 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/android/JackAspect.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/android/JackAspect.java
@@ -60,7 +60,7 @@
       throw new IllegalStateException(e);
     }
 
-    return new AspectDefinition.Builder("JackAspect")
+    return new AspectDefinition.Builder(this)
         .requireProvider(JavaSourceInfoProvider.class)
         .add(attr(":android_sdk", LABEL)
               .allowedRuleClasses("android_sdk")
@@ -76,7 +76,7 @@
   public ConfiguredAspect create(
       ConfiguredTarget base, RuleContext ruleContext, AspectParameters params) {
     if (base.getProvider(JackLibraryProvider.class) != null) {
-      return new ConfiguredAspect.Builder(NAME, ruleContext).build();
+      return new ConfiguredAspect.Builder(this, params, ruleContext).build();
     }
     JavaSourceInfoProvider sourceProvider = base.getProvider(JavaSourceInfoProvider.class);
     PathFragment rulePath = ruleContext.getLabel().toPathFragment();
@@ -116,7 +116,7 @@
         JavaCommon.isNeverLink(ruleContext)
             ? jackHelper.compileAsNeverlinkLibrary()
             : jackHelper.compileAsLibrary();
-    return new ConfiguredAspect.Builder(NAME, ruleContext).addProvider(result).build();
+    return new ConfiguredAspect.Builder(this, params, ruleContext).addProvider(result).build();
   }
 
   /** Gets a list of targets on the given LABEL_LIST attribute if it exists, else an empty list. */
diff --git a/src/main/java/com/google/devtools/build/lib/rules/java/proto/JavaLiteProtoAspect.java b/src/main/java/com/google/devtools/build/lib/rules/java/proto/JavaLiteProtoAspect.java
index 5760cbd..7ae7cad 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/java/proto/JavaLiteProtoAspect.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/java/proto/JavaLiteProtoAspect.java
@@ -89,7 +89,7 @@
       ConfiguredTarget base, RuleContext ruleContext, AspectParameters parameters)
       throws InterruptedException {
     ConfiguredAspect.Builder aspect =
-        new ConfiguredAspect.Builder(getClass().getSimpleName(), ruleContext);
+        new ConfiguredAspect.Builder(this, parameters, ruleContext);
 
     // Get SupportData, which is provided by the proto_library rule we attach to.
     SupportData supportData =
@@ -103,7 +103,7 @@
   @Override
   public AspectDefinition getDefinition(AspectParameters aspectParameters) {
     AspectDefinition.Builder result =
-        new AspectDefinition.Builder(getClass().getSimpleName())
+        new AspectDefinition.Builder(this)
             .attributeAspect("deps", this)
             .requiresConfigurationFragments(JavaConfiguration.class, ProtoConfiguration.class)
             .requireProvider(ProtoSourcesProvider.class)
diff --git a/src/main/java/com/google/devtools/build/lib/rules/java/proto/JavaProtoAspect.java b/src/main/java/com/google/devtools/build/lib/rules/java/proto/JavaProtoAspect.java
index 721648f..9de5625 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/java/proto/JavaProtoAspect.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/java/proto/JavaProtoAspect.java
@@ -125,7 +125,7 @@
       ConfiguredTarget base, RuleContext ruleContext, AspectParameters parameters)
       throws InterruptedException {
     ConfiguredAspect.Builder aspect =
-        new ConfiguredAspect.Builder(getClass().getSimpleName(), ruleContext);
+        new ConfiguredAspect.Builder(this, parameters, ruleContext);
 
     if (!rpcSupport.checkAttributes(ruleContext, parameters)) {
       return aspect.build();
@@ -153,7 +153,7 @@
   @Override
   public AspectDefinition getDefinition(AspectParameters aspectParameters) {
     AspectDefinition.Builder result =
-        new AspectDefinition.Builder(getClass().getSimpleName())
+        new AspectDefinition.Builder(this)
             .attributeAspect("deps", this)
             .requiresConfigurationFragments(JavaConfiguration.class, ProtoConfiguration.class)
             .requireProvider(ProtoSourcesProvider.class)
diff --git a/src/main/java/com/google/devtools/build/lib/rules/objc/AbstractJ2ObjcProtoAspect.java b/src/main/java/com/google/devtools/build/lib/rules/objc/AbstractJ2ObjcProtoAspect.java
index c4dabc6..a6a8a1e 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/objc/AbstractJ2ObjcProtoAspect.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/objc/AbstractJ2ObjcProtoAspect.java
@@ -82,7 +82,7 @@
 
   @Override
   public AspectDefinition getDefinition(AspectParameters aspectParameters) {
-    AspectDefinition.Builder builder = new AspectDefinition.Builder("J2ObjcProtoAspect")
+    AspectDefinition.Builder builder = new AspectDefinition.Builder(this)
         .requireProvider(ProtoSourcesProvider.class)
         .requiresConfigurationFragments(
             AppleConfiguration.class,
@@ -125,7 +125,7 @@
       ConfiguredTarget base, RuleContext ruleContext, AspectParameters parameters)
       throws InterruptedException {
     if (!checkShouldCreateAspect(ruleContext)) {
-      return new ConfiguredAspect.Builder(getName(), ruleContext).build();
+      return new ConfiguredAspect.Builder(this, parameters, ruleContext).build();
     }
 
     ProtoSourcesProvider protoSourcesProvider = base.getProvider(ProtoSourcesProvider.class);
@@ -195,7 +195,7 @@
     NestedSet<Artifact> j2ObjcTransitiveClassMappingFiles = j2ObjcTransitiveClassMappingFiles(
         ruleContext, classMappingFiles);
 
-    return new ConfiguredAspect.Builder(getName(), ruleContext)
+    return new ConfiguredAspect.Builder(this, parameters, ruleContext)
         .addProviders(
             new J2ObjcMappingFileProvider(
                 j2ObjcTransitiveHeaderMappingFiles,
diff --git a/src/main/java/com/google/devtools/build/lib/rules/objc/J2ObjcAspect.java b/src/main/java/com/google/devtools/build/lib/rules/objc/J2ObjcAspect.java
index 4653d1f..8679970 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/objc/J2ObjcAspect.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/objc/J2ObjcAspect.java
@@ -106,7 +106,7 @@
 
   @Override
   public AspectDefinition getDefinition(AspectParameters aspectParameters) {
-    return addAdditionalAttributes(new AspectDefinition.Builder("J2ObjCAspect"))
+    return addAdditionalAttributes(new AspectDefinition.Builder(this))
         .attributeAspect("deps", this, j2ObjcProtoAspect)
         .attributeAspect("exports", this, j2ObjcProtoAspect)
         .attributeAspect("runtime_deps", this, j2ObjcProtoAspect)
@@ -167,7 +167,7 @@
   public ConfiguredAspect create(
       ConfiguredTarget base, RuleContext ruleContext, AspectParameters parameters)
       throws InterruptedException {
-    ConfiguredAspect.Builder builder = new ConfiguredAspect.Builder(NAME, ruleContext);
+    ConfiguredAspect.Builder builder = new ConfiguredAspect.Builder(this, parameters, ruleContext);
     JavaCompilationArgsProvider compilationArgsProvider =
         base.getProvider(JavaCompilationArgsProvider.class);
     JavaSourceInfoProvider sourceInfoProvider =
diff --git a/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcProtoAspect.java b/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcProtoAspect.java
index 4184f70..fa959e1 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcProtoAspect.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcProtoAspect.java
@@ -35,7 +35,7 @@
 
   @Override
   public AspectDefinition getDefinition(AspectParameters aspectParameters) {
-    return new AspectDefinition.Builder(NAME)
+    return new AspectDefinition.Builder(this)
         .attributeAspect("deps", this)
         .build();
   }
@@ -44,7 +44,8 @@
   public ConfiguredAspect create(
       ConfiguredTarget base, RuleContext ruleContext, AspectParameters parameters)
       throws InterruptedException {
-    ConfiguredAspect.Builder aspectBuilder = new ConfiguredAspect.Builder(NAME, ruleContext);
+    ConfiguredAspect.Builder aspectBuilder = new ConfiguredAspect.Builder(
+        this, parameters, ruleContext);
 
     ObjcProtoProvider.Builder aspectObjcProtoProvider = new ObjcProtoProvider.Builder();
 
diff --git a/src/main/java/com/google/devtools/build/lib/skyframe/SkylarkAspectFactory.java b/src/main/java/com/google/devtools/build/lib/skyframe/SkylarkAspectFactory.java
index eb3922a..7a058fd 100644
--- a/src/main/java/com/google/devtools/build/lib/skyframe/SkylarkAspectFactory.java
+++ b/src/main/java/com/google/devtools/build/lib/skyframe/SkylarkAspectFactory.java
@@ -83,7 +83,7 @@
         }
 
         ConfiguredAspect.Builder builder = new ConfiguredAspect.Builder(
-            skylarkAspect.getName(), ruleContext);
+            skylarkAspect.getAspectClass(), parameters, ruleContext);
 
         SkylarkClassObject struct = (SkylarkClassObject) aspectSkylarkObject;
         Location loc = struct.getCreationLoc();