diff --git a/.github/workflows/charts.yaml b/.github/workflows/charts.yaml
index 942a081..f1b3a8b 100644
--- a/.github/workflows/charts.yaml
+++ b/.github/workflows/charts.yaml
@@ -1,6 +1,9 @@
 name: Lint and Test Charts
 
-on: pull_request
+on:
+  pull_request:
+    paths:
+      - "charts/**"
 
 jobs:
   lint-chart:
diff --git a/entrypoint.sh b/entrypoint.sh
index 75ce433..00fb316 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -83,7 +83,7 @@ fi
 rm -rf "$BAK_PUBLIC_PATH"
 
 # Set permission for web server to create/update files (only <v4)
-if [[ ${str::1} -le 4 ]]; then 
+if [[ ${INVOICENINJA_VERSION::1} -le 4 ]]; then 
     chown -R "$INVOICENINJA_USER":www-data /var/www/app/storage /var/www/app/public /var/www/app/bootstrap
 fi