diff --git a/vcl/aqua/source/window/salframe.cxx b/vcl/aqua/source/window/salframe.cxx
index 6c06339445a4..56eff66d945a 100644
--- a/vcl/aqua/source/window/salframe.cxx
+++ b/vcl/aqua/source/window/salframe.cxx
@@ -628,7 +628,7 @@ void AquaSalFrame::SetWindowState( const SalFrameState* pState )
     UpdateFrameGeometry();
 
     sal_uInt16 nEvent = 0;
-    if( pState->mnMask & (SAL_FRAMESTATE_MASK_X | SAL_FRAMESTATE_MASK_X) )
+    if( pState->mnMask & (SAL_FRAMESTATE_MASK_X | SAL_FRAMESTATE_MASK_Y) )
     {
         mbPositioned = true;
         nEvent = SALEVENT_MOVE;