diff --git a/rc/windowing/x11.kak b/rc/windowing/x11.kak
index 0bf457b0..004b0b0a 100644
--- a/rc/windowing/x11.kak
+++ b/rc/windowing/x11.kak
@@ -1,7 +1,7 @@
 # x11
 
 hook global KakBegin .* %sh{
-    if [ -n "$DISPLAY" && [ -z "$TMUX" ]; then
+    if [ -n "$DISPLAY" ] && [ -z "$TMUX" ]; then
         echo "require-module x11"
     fi
 }