diff --git a/pmd/src/net/sourceforge/pmd/swingui/MessageDialog.java b/pmd/src/net/sourceforge/pmd/swingui/MessageDialog.java
index 9f50d10d39..11dfee8cdc 100644
--- a/pmd/src/net/sourceforge/pmd/swingui/MessageDialog.java
+++ b/pmd/src/net/sourceforge/pmd/swingui/MessageDialog.java
@@ -6,7 +6,6 @@ import java.awt.event.ActionListener;
 import java.awt.Rectangle;
 import java.io.ByteArrayOutputStream;
 import java.io.PrintStream;
-import java.lang.Thread;
 import javax.swing.border.BevelBorder;
 import javax.swing.border.CompoundBorder;
 import javax.swing.border.EmptyBorder;