diff --git a/src/test/java/com/google/devtools/build/lib/analysis/actions/SymlinkTreeActionTest.java b/src/test/java/com/google/devtools/build/lib/analysis/actions/SymlinkTreeActionTest.java
index 24a70d7..b849cf8 100644
--- a/src/test/java/com/google/devtools/build/lib/analysis/actions/SymlinkTreeActionTest.java
+++ b/src/test/java/com/google/devtools/build/lib/analysis/actions/SymlinkTreeActionTest.java
@@ -13,6 +13,8 @@
 // limitations under the License.
 package com.google.devtools.build.lib.analysis.actions;
 
+import static org.junit.Assert.assertThrows;
+
 import com.google.common.collect.ImmutableMap;
 import com.google.common.collect.ImmutableSet;
 import com.google.devtools.build.lib.actions.ActionEnvironment;
@@ -21,7 +23,6 @@
 import com.google.devtools.build.lib.analysis.Runfiles;
 import com.google.devtools.build.lib.analysis.util.ActionTester;
 import com.google.devtools.build.lib.analysis.util.BuildViewTestCase;
-import com.google.devtools.build.lib.testutil.MoreAsserts;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.junit.runners.JUnit4;
@@ -122,7 +123,7 @@
   public void testNullRunfilesThrows() {
     Artifact inputManifest = getBinArtifactWithNoOwner("dir/manifest.in");
     Artifact outputManifest = getBinArtifactWithNoOwner("dir/MANIFEST");
-    MoreAsserts.assertThrows(
+    assertThrows(
         IllegalArgumentException.class,
         () ->
             new SymlinkTreeAction(
diff --git a/src/test/java/com/google/devtools/build/lib/testutil/MoreAsserts.java b/src/test/java/com/google/devtools/build/lib/testutil/MoreAsserts.java
index 21a4a42..7e11610 100644
--- a/src/test/java/com/google/devtools/build/lib/testutil/MoreAsserts.java
+++ b/src/test/java/com/google/devtools/build/lib/testutil/MoreAsserts.java
@@ -471,56 +471,4 @@
     assertWithMessage(events.toString()).that(foundEvents).hasSize(expectedFrequency);
     return foundEvents;
   }
-
-  /*
-   * This method will be in JUnit 4.13. Instead of patching Bazel's JUnit jar to contain the
-   * <a href="https://github.com/junit-team/junit4/commit/bdb1799">patch</a>, we define it here.
-   * Once JUnit 4.13 is released, we will switcher callers to use org.junit.Assert#assertThrows
-   * instead. See https://github.com/bazelbuild/bazel/issues/3729.
-   */
-  public static <T extends Throwable> T assertThrows(
-      Class<T> expectedThrowable, ThrowingRunnable runnable) {
-    return assertThrows("", expectedThrowable, runnable);
-  }
-
-  /*
-   * This method will be in JUnit 4.13. Instead of patching Bazel's JUnit jar to contain the
-   * <a href="https://github.com/junit-team/junit4/commit/bdb1799">patch</a>, we define it here.
-   * Once JUnit 4.13 is released, we will switcher callers to use org.junit.Assert#assertThrows
-   * instead. See https://github.com/bazelbuild/bazel/issues/3729.
-   */
-  public static <T extends Throwable> T assertThrows(
-      String message, Class<T> expectedThrowable, ThrowingRunnable runnable) {
-    try {
-      runnable.run();
-    } catch (Throwable actualThrown) {
-      if (expectedThrowable.isInstance(actualThrown)) {
-        @SuppressWarnings("unchecked")
-        T retVal = (T) actualThrown;
-        return retVal;
-      } else {
-        throw new AssertionError(
-            buildPrefix(message)
-                + String.format(
-                    "expected %s to be thrown, but %s was thrown",
-                    expectedThrowable.getSimpleName(), actualThrown.getClass().getSimpleName()),
-            actualThrown);
-      }
-    }
-    String mismatchMessage =
-        buildPrefix(message)
-            + String.format(
-                "expected %s to be thrown, but nothing was thrown",
-                expectedThrowable.getSimpleName());
-    throw new AssertionError(mismatchMessage);
-  }
-
-  private static String buildPrefix(String message) {
-    return message != null && message.length() != 0 ? message + ": " : "";
-  }
-
-  /** A helper interface for {@link #assertThrows}. */
-  public interface ThrowingRunnable {
-    void run() throws Throwable;
-  }
 }