diff --git a/src/xcb_conn.c b/src/xcb_conn.c
index 95b5fa2..f25cc20 100644
--- a/src/xcb_conn.c
+++ b/src/xcb_conn.c
@@ -32,7 +32,7 @@
 #include <stdlib.h>
 #include <netinet/in.h>
 #include <sys/select.h>
-#include <sys/fcntl.h>
+#include <fcntl.h>
 #include <errno.h>
 
 #include "xcb.h"