diff --git a/src/java.desktop/macosx/classes/sun/lwawt/macosx/CPlatformWindow.java b/src/java.desktop/macosx/classes/sun/lwawt/macosx/CPlatformWindow.java
index 2148ed64332a..ec0aee32f5dd 100644
--- a/src/java.desktop/macosx/classes/sun/lwawt/macosx/CPlatformWindow.java
+++ b/src/java.desktop/macosx/classes/sun/lwawt/macosx/CPlatformWindow.java
@@ -416,7 +416,7 @@ public class CPlatformWindow extends CFRetainedResource implements PlatformWindo
 
     protected int getInitialStyleBits() {
         // defaults style bits
-        int styleBits = DECORATED | HAS_SHADOW | CLOSEABLE | MINIMIZABLE | ZOOMABLE | RESIZABLE | TITLE_VISIBLE;
+        int styleBits = DECORATED | HAS_SHADOW | CLOSEABLE | ZOOMABLE | RESIZABLE | TITLE_VISIBLE;
 
         if (isNativelyFocusableWindow()) {
             styleBits = SET(styleBits, SHOULD_BECOME_KEY, true);
@@ -426,8 +426,8 @@ public class CPlatformWindow extends CFRetainedResource implements PlatformWindo
         final boolean isFrame = (target instanceof Frame);
         final boolean isDialog = (target instanceof Dialog);
         final boolean isPopup = (target.getType() == Window.Type.POPUP);
-        if (isDialog) {
-            styleBits = SET(styleBits, MINIMIZABLE, false);
+        if (isFrame) {
+            styleBits = SET(styleBits, MINIMIZABLE, true);
         }
 
         // Either java.awt.Frame or java.awt.Dialog can be undecorated, however java.awt.Window always is undecorated.