diff --git a/config.def.h b/config.def.h
index bfdd781..b11a90f 100644
--- a/config.def.h
+++ b/config.def.h
@@ -53,7 +53,7 @@ static const Layout layouts[] = {
 };
 
 /* key definitions */
-#define MODKEY Mod1Mask
+#define MODKEY Mod4Mask
 #define TAGKEYS(KEY,TAG) \
     { MODKEY,                       KEY,      view,           {.ui = 1 << TAG} }, \
     { MODKEY|ControlMask,           KEY,      toggleview,     {.ui = 1 << TAG} }, \