diff --git a/cmake/config.h.in b/cmake/config.h.in
index 098d3dc4..3261b648 100644
--- a/cmake/config.h.in
+++ b/cmake/config.h.in
@@ -48,7 +48,7 @@
 
 #cmakedefine OWN_WINDOW 1
 
-#cmakedefine MOUSE_EVENTS 1
+#cmakedefine BUILD_MOUSE_EVENTS 1
 
 #cmakedefine BUILD_XDAMAGE 1