diff --git a/.gitea/workflows/renovate.yml b/.gitea/workflows/renovate.yml
index eb99d25..21b594f 100644
--- a/.gitea/workflows/renovate.yml
+++ b/.gitea/workflows/renovate.yml
@@ -13,7 +13,7 @@ on:
 jobs:
   renovate:
     runs-on: ubuntu-latest
-    container: ghcr.io/renovatebot/renovate@e21ca1043a6fd060fb58947b2981dae7a1dcd35ec03acf8b4e89ceacdcd2b062 # 37.140.10
+    container: ghcr.io/renovatebot/renovate@sha256:e21ca1043a6fd060fb58947b2981dae7a1dcd35ec03acf8b4e89ceacdcd2b062 # 37.140.10
     steps:
       - name: Checkout
         uses: actions/checkout@1e31de5234b9f8995739874a8ce0492dc87873e2 # 4.0.0