diff -r e64c97268f1a st.c
--- a/st.c	Thu Jun 09 18:25:56 2011 +0200
+++ b/st.c	Mon Aug 01 14:31:32 2011 +0300
@@ -1833,8 +1833,9 @@
 char*
 kmap(KeySym k, unsigned int state) {
 	int i;
+
 	for(i = 0; i < LEN(key); i++)
-		if(key[i].k == k && (key[i].mask == 0 || key[i].mask & state))
+		if(key[i].k == k && (state & key[i].mask) == key[i].mask)
 			return (char*)key[i].s;
 	return NULL;
 }