diff --git a/platform/util/testSrc/com/intellij/util/containers/WeakListTest.java b/platform/util/testSrc/com/intellij/util/containers/WeakListTest.java
index 688494931d7d..a0e849aa9a1a 100644
--- a/platform/util/testSrc/com/intellij/util/containers/WeakListTest.java
+++ b/platform/util/testSrc/com/intellij/util/containers/WeakListTest.java
@@ -48,6 +48,7 @@ public class WeakListTest extends WeaksTestCase {
       addElement(new Object(), myCollection);
     }
     assertEquals(20, myWeakList.size());
+    myHolder.clear();
     gc();
     myWeakList.clear();
     assertFalse(myWeakList.iterator().hasNext());