diff --git a/misc/build.func b/misc/build.func
index 1e8cd020..dcd5a73f 100644
--- a/misc/build.func
+++ b/misc/build.func
@@ -1397,9 +1397,8 @@ EOF'
   fi
   msg_ok "Customized LXC Container"
 
-  lxc-attach -n "$CTID" -- bash -c "$(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVED/main/install/"$var_install".sh)"
-  if [ $? -ne 0 ]; then
-    exit 100
+  if ! lxc-attach -n "$CTID" -- bash -c "$(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVED/main/install/"$var_install".sh)"; then
+      return
   fi
 }