diff --git a/java/java-impl/src/com/intellij/ide/projectView/impl/nodes/PackageViewModuleNode.java b/java/java-impl/src/com/intellij/ide/projectView/impl/nodes/PackageViewModuleNode.java
index eb1b95d4e4b6..84822c51e3cb 100644
--- a/java/java-impl/src/com/intellij/ide/projectView/impl/nodes/PackageViewModuleNode.java
+++ b/java/java-impl/src/com/intellij/ide/projectView/impl/nodes/PackageViewModuleNode.java
@@ -18,7 +18,6 @@ package com.intellij.ide.projectView.impl.nodes;
 import com.intellij.ide.projectView.ViewSettings;
 import com.intellij.ide.util.treeView.AbstractTreeNode;
 import com.intellij.openapi.module.Module;
-import com.intellij.openapi.module.ModuleUtil;
 import com.intellij.openapi.module.ModuleUtilCore;
 import com.intellij.openapi.project.Project;
 import com.intellij.openapi.roots.ModuleRootManager;
@@ -55,6 +54,11 @@ public class PackageViewModuleNode extends AbstractModuleNode{
            (ModuleUtilCore.moduleContainsFile(module, file, false) || ModuleUtilCore.moduleContainsFile(module, file, true));
   }
 
+  @Override
+  public boolean validate() {
+    return getValue() != null;
+  }
+
   @Override
   public boolean someChildContainsFile(VirtualFile file) {
     return true;