diff --git a/java/awt/Frame.java b/java/awt/Frame.java
index 83bdb0947c..ce3aba2a96 100644
--- a/java/awt/Frame.java
+++ b/java/awt/Frame.java
@@ -559,11 +559,11 @@ public void setState(int state)
 
     if (state == NORMAL
         && (current_state & ICONIFIED) != 0)
-      setExtendedState(current_state | ICONIFIED);
+      setExtendedState(current_state & ~ICONIFIED);
 
     if (state == ICONIFIED
-        && (current_state & ~ICONIFIED) == 0)
-      setExtendedState(current_state & ~ICONIFIED);
+        && (current_state & ICONIFIED) == 0)
+      setExtendedState(current_state | ICONIFIED);
   }
 
   public int getState()