diff --git a/apply-colors.sh b/apply-colors.sh
index a8b2e31..98d1db2 100644
--- a/apply-colors.sh
+++ b/apply-colors.sh
@@ -35,6 +35,7 @@ GLOBAL_VAR_CLEANUP() {
   unset CURSOR_COLOR
   unset HIGHLIGHT_FG_COLOR
   unset HIGHLIGHT_BG_COLOR
+  unset USE_SYS_TRANSPARENCY
   unset PROFILE_NAME
 }