diff --git a/config.def.mk b/config.def.mk
index 6f24ea3..1b3fd78 100644
--- a/config.def.mk
+++ b/config.def.mk
@@ -1,5 +1,5 @@
 # dwm version
-VERSION = 6.3
+VERSION = 6.4
 
 # Customize below to fit your system