diff --git a/platform/util/testSrc/com/intellij/util/containers/WeaksTestCase.java b/platform/util/testSrc/com/intellij/util/containers/WeaksTestCase.java
index 6f426d0e7a16..fb11d803bc07 100644
--- a/platform/util/testSrc/com/intellij/util/containers/WeaksTestCase.java
+++ b/platform/util/testSrc/com/intellij/util/containers/WeaksTestCase.java
@@ -47,7 +47,7 @@ public abstract class WeaksTestCase extends TestCase {
     System.gc();
     try {
       List<Object> list = new ArrayList<Object>();
-      while (Runtime.getRuntime().freeMemory() > 10000) {
+      while (Runtime.getRuntime().freeMemory() > 100000) {
         list.add(new byte[1000]);
       }