diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index fff4eb8e..269a5364 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -14,7 +14,7 @@ jobs:
     steps:
     - name: Checkout source code
       uses: actions/checkout@v2
-    - uses: Jayrgo/luacheck-action@v1
+    - uses: Jayrgo/luacheck-action@01594c6841054ef52fe52c0711b1a9159df3b461 # v1
       name: luacheck
       with:
         # List of files, directories and rockspecs to check.