diff --git a/mozilla/widget/src/motif/nsWindow.cpp b/mozilla/widget/src/motif/nsWindow.cpp
index cdb9d651400..8a7c9511c50 100644
--- a/mozilla/widget/src/motif/nsWindow.cpp
+++ b/mozilla/widget/src/motif/nsWindow.cpp
@@ -500,6 +500,11 @@ void* nsWindow::GetNativeData(PRUint32 aDataType)
 {
     switch(aDataType) {
 
+        case NS_NATIVE_DISPLAY:
+	  {
+            return (void*)XtDisplay(mWidget);
+	  }
+	break;
         case NS_NATIVE_WINDOW:
 	  {
             return (void*)XtWindow(mWidget);