diff --git a/.gitea/workflows/dag-config-check.yml b/.gitea/workflows/dag-config-check.yml
index b98d6b9..693a552 100644
--- a/.gitea/workflows/dag-config-check.yml
+++ b/.gitea/workflows/dag-config-check.yml
@@ -19,7 +19,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout Repo
-        uses: actions/checkout@v4
+        uses: actions/checkout@08eba0b27e820071cde6df949e0beb9ba4906955 # v4.3.0
 
       - name: Gotify Notification
         uses: eikendev/gotify-action@master
diff --git a/.gitea/workflows/homeassistant-config-check.yml b/.gitea/workflows/homeassistant-config-check.yml
index 280bf92..26edb5f 100644
--- a/.gitea/workflows/homeassistant-config-check.yml
+++ b/.gitea/workflows/homeassistant-config-check.yml
@@ -15,7 +15,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@08eba0b27e820071cde6df949e0beb9ba4906955 # v4.3.0
 
       - name: Gotify Notification (start check)
         uses: eikendev/gotify-action@master