diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index f12ee6d..4d647fe 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -11,7 +11,7 @@ jobs:
         os: [ubuntu-latest, macos-latest, windows-latest]
         python-version: ["3.10", "3.11", "3.12", "3.13", "3.14"]
     steps:
-      - uses: "actions/checkout@v6"
+      - uses: "actions/checkout@v6.0.3"
         with:
           fetch-depth: 0
 
@@ -35,7 +35,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v6.0.3
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/testing_develop.yml b/.github/workflows/testing_develop.yml
index 238bae2..683e980 100644
--- a/.github/workflows/testing_develop.yml
+++ b/.github/workflows/testing_develop.yml
@@ -19,7 +19,7 @@ jobs:
         python-version: ["3.10", "3.14"]
 
     steps:
-      - uses: "actions/checkout@v6.0.2"
+      - uses: "actions/checkout@v6.0.3"
         with:
           fetch-depth: 0