diff --git a/.github/workflows/call_invalid_helper.yml b/.github/workflows/call_invalid_helper.yml
new file mode 100644
index 0000000..773767c
--- /dev/null
+++ b/.github/workflows/call_invalid_helper.yml
@@ -0,0 +1,12 @@
+name: Comment on invalid interaction
+on:
+  issues:
+    types:
+      - labeled
+jobs:
+  add-comment-on-invalid:
+    if: github.event.label.name == 'invalid'
+    permissions:
+      issues: write
+    uses: linuxserver/github-workflows/.github/workflows/invalid-interaction-helper.yml@v1
+    secrets: inherit
diff --git a/README.md b/README.md
index 3da97c9..88bcc12 100644
--- a/README.md
+++ b/README.md
@@ -271,6 +271,7 @@ Once registered you can define the dockerfile to use with `-f Dockerfile.aarch64
 
 ## Versions
 
+* **21.12.22:** - Update db info in .env file when env vars are updated.
 * **10.10.22:** - Remove password escape logic which caused problems for a small subset of users.
 * **20.08.22:** - Rebasing to alpine 3.15 with php8. Restructure nginx configs ([see changes announcement](https://info.linuxserver.io/issues/2022-08-20-nginx-base)).
 * **14.03.22:** - Add symlinks for theme support.
diff --git a/readme-vars.yml b/readme-vars.yml
index d91a65d..64d2d17 100644
--- a/readme-vars.yml
+++ b/readme-vars.yml
@@ -101,6 +101,7 @@ app_setup_block: |
 
 # changelog
 changelogs:
+  - { date: "21.12.22:", desc: "Update db info in .env file when env vars are updated." }
   - { date: "10.10.22:", desc: "Remove password escape logic which caused problems for a small subset of users." }
   - { date: "20.08.22:", desc: "Rebasing to alpine 3.15 with php8. Restructure nginx configs ([see changes announcement](https://info.linuxserver.io/issues/2022-08-20-nginx-base))." }
   - { date: "14.03.22:", desc: "Add symlinks for theme support." }
diff --git a/root/etc/cont-init.d/50-config b/root/etc/cont-init.d/50-config
index 44f7b33..4825d63 100644
--- a/root/etc/cont-init.d/50-config
+++ b/root/etc/cont-init.d/50-config
@@ -63,10 +63,10 @@ fi
 if [ "${DB_USER}" ];
 	then
 	echo "Running config - db_user set"
-	sed -i "s/DB_HOST=localhost/DB_HOST=${DB_HOST}/g" /config/www/.env
-	sed -i "s/DB_DATABASE=database_database/DB_DATABASE=${DB_DATABASE}/g" /config/www/.env
-	sed -i "s/DB_USERNAME=database_username/DB_USERNAME=${DB_USER}/g" /config/www/.env
-	sed -i "s/DB_PASSWORD=database_user_password/DB_PASSWORD=${DB_PASS}/g" /config/www/.env
+	sed -i "s/DB_HOST=.*/DB_HOST=${DB_HOST}/g" /config/www/.env
+	sed -i "s/DB_DATABASE=.*/DB_DATABASE=${DB_DATABASE}/g" /config/www/.env
+	sed -i "s/DB_USERNAME=.*/DB_USERNAME=${DB_USER}/g" /config/www/.env
+	sed -i "s/DB_PASSWORD=.*/DB_PASSWORD=${DB_PASS}/g" /config/www/.env
 fi
 
 # set appurl