diff --git a/.github/workflows/reuse.yml b/.github/workflows/reuse.yml
index 6c43ec9c0..49bc34b74 100644
--- a/.github/workflows/reuse.yml
+++ b/.github/workflows/reuse.yml
@@ -12,6 +12,6 @@ jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4
     - name: REUSE Compliance Check
-      uses: fsfe/reuse-action@v3
+      uses: fsfe/reuse-action@a46482ca367aef4454a87620aa37c2be4b2f8106 # v3