diff --git a/.github/workflows/master_altinn-testtools-token-generator.yml b/.github/workflows/master_altinn-testtools-token-generator.yml
index e98efe8..aa1c550 100644
--- a/.github/workflows/master_altinn-testtools-token-generator.yml
+++ b/.github/workflows/master_altinn-testtools-token-generator.yml
@@ -21,7 +21,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Setup DotNet ${{ env.DOTNET_VERSION }} Environment
-        uses: actions/setup-dotnet@v4
+        uses: actions/setup-dotnet@26b0ec14cb23fa6904739307f278c14f94c95bf1 # v5
         with:
           dotnet-version: ${{ env.DOTNET_VERSION }}