diff --git a/src/util/Makefile.am b/src/util/Makefile.am
index 79962d4..d1b7f80 100644
--- a/src/util/Makefile.am
+++ b/src/util/Makefile.am
@@ -2,7 +2,6 @@
 noinst_PROGRAMS=makekeys
 
 AM_CFLAGS = \
-	$(X11_CFLAGS) \
 	$(CWARNFLAGS)
 
 AM_CPPFLAGS = \