diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 7c938ef..a3c6038 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -8,7 +8,7 @@ jobs:
         runs-on: ubuntu-latest
 
         steps:
-            - uses: actions/checkout@v4
+            - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4
 
             - name: Update packages list and install zsh
               run: |