diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 042b087..d0c271f 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -12,12 +12,12 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v4
-      - uses: actions/setup-python@v5
+      - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4
+      - uses: actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065 # v5
       - run: |
           pip install wheel
           python setup.py bdist_wheel
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4
         with:
           name: ${{ github.sha }}
           path: dist/*
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index a3434c7..8875dd8 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -22,13 +22,13 @@ jobs:
           app-id: ${{ vars.SENTRY_RELEASE_BOT_CLIENT_ID }}
           private-key: ${{ secrets.SENTRY_RELEASE_BOT_PRIVATE_KEY }}
 
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4
         with:
           token: ${{ steps.token.outputs.token }}
           fetch-depth: 0
 
       - name: Prepare release
-        uses: getsentry/action-prepare-release@v1
+        uses: getsentry/action-prepare-release@c8e1c2009ab08259029170132c384f03c1064c0e # v1
         env:
           GITHUB_TOKEN: ${{ steps.token.outputs.token }}
         with:
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index d662a41..172878b 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -19,9 +19,9 @@ jobs:
     env:
       REDIS_VERSION: ${{ matrix.REDIS_VERSION }}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3
       - name: Setup Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065 # v5
         with:
           python-version: ${{ matrix.python }}