diff --git a/mouse.c b/mouse.c
index b7e5731b6..2d3e153fc 100644
--- a/mouse.c
+++ b/mouse.c
@@ -32,6 +32,8 @@
 #include "layouts/tile.h"
 #include "common/util.h"
 
+#define MOUSEMASK                       (ButtonPressMask | ButtonReleaseMask | PointerMotionMask)
+
 extern AwesomeConf globalconf;
 
 /** Move client with mouse
diff --git a/mouse.h b/mouse.h
index d007a2476..9f1a32d99 100644
--- a/mouse.h
+++ b/mouse.h
@@ -24,8 +24,6 @@
 
 #include "uicb.h"
 
-#define MOUSEMASK                       (ButtonPressMask | ButtonReleaseMask | PointerMotionMask)
-
 Uicb uicb_client_movemouse;
 Uicb uicb_client_resizemouse;