diff --git a/misc/build.func b/misc/build.func
index 9f094d38..c3fe21da 100644
--- a/misc/build.func
+++ b/misc/build.func
@@ -988,7 +988,7 @@ install_script() {
       "7" "Exit" \
       --default-item "1" 3>&1 1>&2 2>&3)
 
-    if [ $? -ne 0 ]; then
+    if [ $? -ne 0 ] || [ -z "$CHOICE" ]; then
       echo -e "${CROSS}${RD}Menu canceled. Exiting.${CL}"
       exit 0
     fi