diff --git a/jdk/src/solaris/classes/sun/awt/X11/XWM.java b/jdk/src/solaris/classes/sun/awt/X11/XWM.java
index 54eaa656232..c76892ed0b7 100644
--- a/jdk/src/solaris/classes/sun/awt/X11/XWM.java
+++ b/jdk/src/solaris/classes/sun/awt/X11/XWM.java
@@ -592,7 +592,7 @@ final class XWM
     }
 
     static boolean isMutter() {
-        return isNetWMName("Mutter");
+        return isNetWMName("Mutter") || isNetWMName("GNOME Shell");
     }
 
     static boolean isNonReparentingWM() {