diff --git a/.github/workflows/add-to-project.yml b/.github/workflows/add-to-project.yml
index 5baf6af..85f56e5 100644
--- a/.github/workflows/add-to-project.yml
+++ b/.github/workflows/add-to-project.yml
@@ -6,7 +6,7 @@ on:
       - opened
 jobs:
   add-to-project:
-    uses: famedly/github-workflows/.github/workflows/add-to-project.yml@github-v1
+    uses: famedly/github-workflows/.github/workflows/add-to-project.yml@57b383862ba81dfa265bb33d492e2bbcbc96891d
     with:
       project-url: https://github.com/orgs/famedly/projects/6
     secrets: inherit
diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index 620940b..a174088 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v2
+        uses: actions/checkout@900f2210b1d28bbbd0bd22d17926b9e224e8f231
       - name: Install buildah
         run: sudo apt-get -y install buildah
       - name: Install Nix