diff --git a/src/kits/interface/Window.cpp b/src/kits/interface/Window.cpp
index c652ff7d18..2f00145c80 100644
--- a/src/kits/interface/Window.cpp
+++ b/src/kits/interface/Window.cpp
@@ -3632,7 +3632,7 @@ BWindow::_HandleKeyDown(BMessage* event)
 	if (event->FindString("bytes", &bytes) != B_OK)
 		return false;
 
-	char key = bytes[0];
+	char key = Shortcut::PrepareKey(bytes[0]);
 
 	uint32 modifiers;
 	if (event->FindInt32("modifiers", (int32*)&modifiers) != B_OK)