diff --git a/src/main/java/com/google/devtools/build/lib/analysis/AspectWithParameters.java b/src/main/java/com/google/devtools/build/lib/analysis/AspectWithParameters.java
index 0cffc4c..be39f14 100644
--- a/src/main/java/com/google/devtools/build/lib/analysis/AspectWithParameters.java
+++ b/src/main/java/com/google/devtools/build/lib/analysis/AspectWithParameters.java
@@ -13,6 +13,7 @@
 // limitations under the License.
 package com.google.devtools.build.lib.analysis;
 
+import com.google.common.base.Preconditions;
 import com.google.devtools.build.lib.packages.AspectParameters;
 
 import java.util.Objects;
@@ -31,6 +32,7 @@
 
   public AspectWithParameters(
       Class<? extends ConfiguredAspectFactory> aspect, AspectParameters parameters) {
+    Preconditions.checkNotNull(parameters);
     this.aspectFactory = aspect;
     this.parameters = parameters;
   }
diff --git a/src/main/java/com/google/devtools/build/lib/analysis/BuildView.java b/src/main/java/com/google/devtools/build/lib/analysis/BuildView.java
index a7fff98..41f6ecd 100644
--- a/src/main/java/com/google/devtools/build/lib/analysis/BuildView.java
+++ b/src/main/java/com/google/devtools/build/lib/analysis/BuildView.java
@@ -50,6 +50,7 @@
 import com.google.devtools.build.lib.events.Event;
 import com.google.devtools.build.lib.events.EventHandler;
 import com.google.devtools.build.lib.events.StoredEventHandler;
+import com.google.devtools.build.lib.packages.AspectParameters;
 import com.google.devtools.build.lib.packages.Attribute;
 import com.google.devtools.build.lib.packages.NoSuchPackageException;
 import com.google.devtools.build.lib.packages.NoSuchTargetException;
@@ -878,7 +879,7 @@
     ListMultimap<Attribute, Dependency> depNodeNames;
     try {
       depNodeNames = resolver.dependentNodeMap(ctNode, configurations.getHostConfiguration(),
-          /*aspect=*/null, /*aspectParameters=*/null, getConfigurableAttributeKeys(ctNode));
+          /*aspect=*/null, AspectParameters.EMPTY, getConfigurableAttributeKeys(ctNode));
     } catch (EvalException e) {
       throw new IllegalStateException(e);
     }
diff --git a/src/main/java/com/google/devtools/build/lib/analysis/DependencyResolver.java b/src/main/java/com/google/devtools/build/lib/analysis/DependencyResolver.java
index f8ec20a..debf6f4 100644
--- a/src/main/java/com/google/devtools/build/lib/analysis/DependencyResolver.java
+++ b/src/main/java/com/google/devtools/build/lib/analysis/DependencyResolver.java
@@ -504,7 +504,7 @@
       Set<ConfigMatchingProvider> configConditions) {
     try {
       return ImmutableSet.copyOf(dependentNodeMap(node, hostConfig, /*aspect=*/null,
-          /*aspectParameters=*/null, configConditions).values());
+          AspectParameters.EMPTY, configConditions).values());
     } catch (EvalException e) {
       throw new IllegalStateException(e);
     }
@@ -598,7 +598,7 @@
 
   private void visitRule(Rule rule, ListMultimap<Attribute, LabelAndConfiguration> labelMap,
       ListMultimap<Attribute, Dependency> outgoingEdges) {
-    visitRule(rule, /*aspect=*/null, /*aspectParameters=*/null, labelMap, outgoingEdges);
+    visitRule(rule, /*aspect=*/null, AspectParameters.EMPTY, labelMap, outgoingEdges);
   }
 
   private void visitRule(Rule rule, AspectDefinition aspect, AspectParameters aspectParameters,
diff --git a/src/main/java/com/google/devtools/build/lib/skyframe/PostConfiguredTargetFunction.java b/src/main/java/com/google/devtools/build/lib/skyframe/PostConfiguredTargetFunction.java
index d14bf46..315d965 100644
--- a/src/main/java/com/google/devtools/build/lib/skyframe/PostConfiguredTargetFunction.java
+++ b/src/main/java/com/google/devtools/build/lib/skyframe/PostConfiguredTargetFunction.java
@@ -26,6 +26,7 @@
 import com.google.devtools.build.lib.analysis.TargetAndConfiguration;
 import com.google.devtools.build.lib.analysis.config.BuildConfiguration;
 import com.google.devtools.build.lib.analysis.config.ConfigMatchingProvider;
+import com.google.devtools.build.lib.packages.AspectParameters;
 import com.google.devtools.build.lib.packages.Attribute;
 import com.google.devtools.build.lib.packages.RawAttributeMapper;
 import com.google.devtools.build.lib.packages.Rule;
@@ -101,7 +102,7 @@
       BuildConfiguration hostConfiguration =
           buildViewProvider.getSkyframeBuildView().getHostConfiguration(ct.getConfiguration());
       deps = resolver.dependentNodeMap(ctgValue, hostConfiguration, /*aspect=*/null,
-          /*aspectParameters=*/null, configConditions);
+          AspectParameters.EMPTY, configConditions);
       if (ct.getConfiguration() != null && ct.getConfiguration().useDynamicConfigurations()) {
         deps = ConfiguredTargetFunction.trimConfigurations(env, ctgValue, deps, hostConfiguration,
             ruleClassProvider);