diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index b804f8e1..c9b58e9b 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -18,6 +18,10 @@ on:
         description: "Build latest as test"
         default: false
 
+  pull_request:
+    types: [closed]
+    branches:
+     - main
 env:
   REGISTRY: ghcr.io
   IMAGE_NAME: ${{ github.repository }}
diff --git a/rootfs/scripts/update-pa-candidates.sh b/rootfs/scripts/update-pa-candidates.sh
index 78d01b34..e87da605 100755
--- a/rootfs/scripts/update-pa-candidates.sh
+++ b/rootfs/scripts/update-pa-candidates.sh
@@ -50,7 +50,7 @@ updated=0
 skipped=0
 passed=0
 
-tail -n +2 "$file" | while IFS= read -r line; do
+while IFS= read -r line; do
   n=$((n+1))
 
   if [[ "$line" == \#* ]]; then
@@ -77,7 +77,7 @@ tail -n +2 "$file" | while IFS= read -r line; do
   fi
 
   (IFS=','; printf '%s\n' "${f[*]}") >> "$tmp"
-done
+done < <(tail -n +2 "$file")
 
 mv -f "$tmp" "$file"
 chmod a+r "$file"