diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 3432d29..bca3904 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -34,12 +34,12 @@ jobs:
       # Checkout the code base #
       ##########################
       - name: Checkout Code
-        uses: actions/checkout@master
+        uses: actions/checkout@v2
 
       ################################
       # Run Linter against code base #
       ################################
       - name: Lint Code Base
-        uses: docker://github/super-linter:latest
+        uses: docker://github/super-linter:v2.2.0
         env:
           VALIDATE_ALL_CODEBASE: true