diff --git a/.github/workflows/cicd.yml b/.github/workflows/cicd.yml
index 1417b77..85f8f4a 100644
--- a/.github/workflows/cicd.yml
+++ b/.github/workflows/cicd.yml
@@ -12,7 +12,7 @@ jobs:
     build:
         runs-on: ubuntu-latest
         steps:
-            - uses: actions/checkout@v3
+            - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
             - name: Set up Golang
               uses: actions/setup-go@v4
               with:
@@ -65,7 +65,7 @@ jobs:
     test:
         runs-on: ubuntu-latest
         steps:
-            - uses: actions/checkout@v3
+            - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
             - name: Set up Golang
               uses: actions/setup-go@v4
               with:
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index e47f31c..d3c0e0c 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -41,7 +41,7 @@ jobs:
 
         steps:
             - name: Checkout repository
-              uses: actions/checkout@v3
+              uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
 
     # Initializes the CodeQL tools for scanning.
             - name: Initialize CodeQL