diff --git a/src/kits/interface/View.cpp b/src/kits/interface/View.cpp
index 1afd864734..d872d5ea7d 100644
--- a/src/kits/interface/View.cpp
+++ b/src/kits/interface/View.cpp
@@ -1599,6 +1599,7 @@ BView::SetEventMask(uint32 mask, uint32 options)
 		fOwner->fLink->StartMessage(AS_LAYER_SET_EVENT_MASK);
 		fOwner->fLink->Attach<uint32>(mask);
 		fOwner->fLink->Attach<uint32>(options);
+		fOwner->fLink->Flush();
 	}
 
 	return B_OK;