diff --git a/src/osgViewer/GraphicsWindowCarbon.cpp b/src/osgViewer/GraphicsWindowCarbon.cpp
index c50ac6a66..615788717 100644
--- a/src/osgViewer/GraphicsWindowCarbon.cpp
+++ b/src/osgViewer/GraphicsWindowCarbon.cpp
@@ -1000,14 +1000,14 @@ bool GraphicsWindowCarbon::handleKeyboardEvent(EventRef theEvent)
         case kEventRawKeyDown:
         case kEventRawKeyRepeat:
         {
-            getEventQueue()->getCurrentEventState()->setModKeyMask(modifierMask);
+            //getEventQueue()->getCurrentEventState()->setModKeyMask(modifierMask);
             getEventQueue()->keyPress(keychar);
             break;
         }
         
         case kEventRawKeyUp:
         {                 
-            getEventQueue()->getCurrentEventState()->setModKeyMask(modifierMask);
+            //getEventQueue()->getCurrentEventState()->setModKeyMask(modifierMask);
             getEventQueue()->keyRelease(keychar);
             break;
         }
diff --git a/src/osgViewer/GraphicsWindowWin32.cpp b/src/osgViewer/GraphicsWindowWin32.cpp
index ec047d0e7..f476b4413 100644
--- a/src/osgViewer/GraphicsWindowWin32.cpp
+++ b/src/osgViewer/GraphicsWindowWin32.cpp
@@ -2104,7 +2104,7 @@ LRESULT GraphicsWindowWin32::handleNativeWindowingEvent( HWND hwnd, UINT uMsg, W
                 int keySymbol = 0;
                 unsigned int modifierMask = 0;
                 adaptKey(wParam, lParam, keySymbol, modifierMask);
-                getEventQueue()->getCurrentEventState()->setModKeyMask(modifierMask);
+                //getEventQueue()->getCurrentEventState()->setModKeyMask(modifierMask);
                 getEventQueue()->keyPress(keySymbol, eventTime);
             }
             break;
@@ -2118,7 +2118,7 @@ LRESULT GraphicsWindowWin32::handleNativeWindowingEvent( HWND hwnd, UINT uMsg, W
                 int keySymbol = 0;
                 unsigned int modifierMask = 0;
                 adaptKey(wParam, lParam, keySymbol, modifierMask);
-                getEventQueue()->getCurrentEventState()->setModKeyMask(modifierMask);
+                //getEventQueue()->getCurrentEventState()->setModKeyMask(modifierMask);
                 getEventQueue()->keyRelease(keySymbol, eventTime);
             }
             break;
diff --git a/src/osgViewer/GraphicsWindowX11.cpp b/src/osgViewer/GraphicsWindowX11.cpp
index 16047967d..895f70b8a 100644
--- a/src/osgViewer/GraphicsWindowX11.cpp
+++ b/src/osgViewer/GraphicsWindowX11.cpp
@@ -963,7 +963,7 @@ void GraphicsWindowX11::checkEvents()
                 unsigned int modifierMask = 0;
                 adaptKey(ev.xkey, keySymbol, modifierMask);
 
-                getEventQueue()->getCurrentEventState()->setModKeyMask(modifierMask);
+                //getEventQueue()->getCurrentEventState()->setModKeyMask(modifierMask);
                 getEventQueue()->keyPress(keySymbol, eventTime);
                 break;
             }
@@ -978,7 +978,7 @@ void GraphicsWindowX11::checkEvents()
                 unsigned int modifierMask = 0;
                 adaptKey(ev.xkey, keySymbol, modifierMask);
                 
-                getEventQueue()->getCurrentEventState()->setModKeyMask(modifierMask);
+                //getEventQueue()->getCurrentEventState()->setModKeyMask(modifierMask);
                 getEventQueue()->keyRelease(keySymbol, eventTime);
                 break;
             }