diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index 4374777..2e559e8 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -13,14 +13,14 @@ jobs:
       contents: write
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4
         with:
           fetch-depth: 0
       - name: Generate Changelog
         id: changelog
-        uses: gabe565/changelog-generator@v1
+        uses: gabe565/changelog-generator@733bb2c02fab0bb0e2dd9a059e0dc9f668d05c95 # v1
       - name: Release
-        uses: softprops/action-gh-release@v2
+        uses: softprops/action-gh-release@3bb12739c298aeb8a4eeaf626c5b8d85266b0e65 # v2
         with:
           body: ${{ steps.changelog.outputs.changelog }}
-      - uses: nowactions/update-majorver@v1
+      - uses: nowactions/update-majorver@f2014bbbba95b635e990ce512c5653bd0f4753fb # v1
diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 93a1881..5767971 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -13,7 +13,7 @@ jobs:
           - v0.6.1
           - latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4
       - uses: ./
         id: action
         with: