diff --git a/.github/workflows/k8s-collector-integration.yaml b/.github/workflows/k8s-collector-integration.yaml
index b65542aa..39560fe7 100644
--- a/.github/workflows/k8s-collector-integration.yaml
+++ b/.github/workflows/k8s-collector-integration.yaml
@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
       - name: Check out the codebase
-        uses: actions/checkout@v4
+        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
 
       - name: Cache Rust build
         uses: Swatinem/rust-cache@v2
@@ -54,7 +54,7 @@ jobs:
     timeout-minutes: 30
     steps:
       - name: Check out the codebase
-        uses: actions/checkout@v4
+        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
 
       - name: Set up kind cluster
         uses: helm/kind-action@v1.10.0