diff --git a/java/idea-ui/src/com/intellij/util/ui/classpath/ChooseLibrariesDialogBase.java b/java/idea-ui/src/com/intellij/util/ui/classpath/ChooseLibrariesDialogBase.java
index c567f2636dbc..22f5435972c7 100644
--- a/java/idea-ui/src/com/intellij/util/ui/classpath/ChooseLibrariesDialogBase.java
+++ b/java/idea-ui/src/com/intellij/util/ui/classpath/ChooseLibrariesDialogBase.java
@@ -202,7 +202,7 @@ public abstract class ChooseLibrariesDialogBase extends DialogWrapper {
     myTree.getInputMap().put(KeyStroke.getKeyStroke(KeyEvent.VK_ENTER, 0), "ENTER");
     myTree.getActionMap().put("ENTER", getOKAction());
     final JScrollPane pane = ScrollPaneFactory.createScrollPane(myTree);
-    pane.setPreferredSize(new Dimension(300, 80));
+    pane.setPreferredSize(new Dimension(500, 400));
     return pane;
   }