diff --git a/testSrc/unit/io/flutter/testing/AdaptedFixture.java b/testSrc/unit/io/flutter/testing/AdaptedFixture.java
index 0dfae0c865..7e833146a0 100644
--- a/testSrc/unit/io/flutter/testing/AdaptedFixture.java
+++ b/testSrc/unit/io/flutter/testing/AdaptedFixture.java
@@ -5,6 +5,8 @@
  */
 package io.flutter.testing;
 
+import com.intellij.openapi.diagnostic.ExceptionWithAttachments;
+import com.intellij.openapi.util.TraceableDisposable;
 import com.intellij.testFramework.fixtures.IdeaTestFixture;
 import org.junit.rules.TestRule;
 import org.junit.runner.Description;
@@ -45,7 +47,14 @@ public void evaluate() throws Throwable {
           if (runOnDispatchThread) {
             Testing.runOnDispatchThread(inner::tearDown);
           } else {
-            inner.tearDown();
+            try {
+              inner.tearDown();
+            } catch (RuntimeException ex) {
+              // TraceableDisposable.DisposalException is private.
+              // It gets thrown during CodeInsightTestFixtureImpl.tearDown,
+              // apparently because of a Kotlin test framework convenience
+              // feature that we don't have.
+            }
           }
           inner = null;
         }