diff --git a/.github/workflows/check_graalvm.yml b/.github/workflows/check_graalvm.yml
index b524e14bfa..b8904c36eb 100644
--- a/.github/workflows/check_graalvm.yml
+++ b/.github/workflows/check_graalvm.yml
@@ -18,7 +18,7 @@ jobs:
             transport: native
 
     steps:
-      - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871
       - name: Set up JDK 1.8
         uses: actions/setup-java@b36c23c0d998641eff861008f374ee103c25ac73
         with:
diff --git a/.github/workflows/check_netty_snapshots.yml b/.github/workflows/check_netty_snapshots.yml
index d81e76c3ea..ae74b344fa 100644
--- a/.github/workflows/check_netty_snapshots.yml
+++ b/.github/workflows/check_netty_snapshots.yml
@@ -22,7 +22,7 @@ jobs:
             transport: native
 
     steps:
-      - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871
       - name: Set up JDK 1.8
         uses: actions/setup-java@b36c23c0d998641eff861008f374ee103c25ac73
         with:
diff --git a/.github/workflows/check_reactor_core_3.6_snapshots.yml b/.github/workflows/check_reactor_core_3.6_snapshots.yml
index 9df7645fb0..d42882aae2 100644
--- a/.github/workflows/check_reactor_core_3.6_snapshots.yml
+++ b/.github/workflows/check_reactor_core_3.6_snapshots.yml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-20.04
 
     steps:
-      - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871
         with:
           ref: '1.1.x'
       - name: Set up JDK 1.8
diff --git a/.github/workflows/check_transport.yml b/.github/workflows/check_transport.yml
index ac1dea253b..1ace647c8a 100644
--- a/.github/workflows/check_transport.yml
+++ b/.github/workflows/check_transport.yml
@@ -8,7 +8,7 @@ jobs:
     name: preliminary sanity checks
     runs-on: ubuntu-20.04
     steps:
-      - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871
         with:
           fetch-depth: 0 #needed by spotless
       - uses: actions/setup-java@b36c23c0d998641eff861008f374ee103c25ac73
@@ -50,7 +50,7 @@ jobs:
           - os: windows-2019
             transport: native
     steps:
-      - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871
       - uses: gradle/actions/wrapper-validation@d156388eb19639ec20ade50009f3d199ce1e2808
       - name: Set up JDK 1.8
         uses: actions/setup-java@b36c23c0d998641eff861008f374ee103c25ac73
diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index b7d06c547c..636657559b 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -52,7 +52,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938
+      uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index a8849ad0b4..703bca5509 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -17,7 +17,7 @@ jobs:
       versionType: ${{ steps.version.outputs.versionType }}
       fullVersion: ${{ steps.version.outputs.fullVersion }}
     steps:
-      - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871
       - name: setup java
         uses: actions/setup-java@b36c23c0d998641eff861008f374ee103c25ac73
         with:
@@ -37,7 +37,7 @@ jobs:
     name: reactor-netty-http
     runs-on: ubuntu-20.04
     steps:
-      - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871
       - name: setup java
         uses: actions/setup-java@b36c23c0d998641eff861008f374ee103c25ac73
         with:
@@ -51,7 +51,7 @@ jobs:
     name: reactor-netty-http-brave
     runs-on: ubuntu-20.04
     steps:
-      - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871
       - name: setup java
         uses: actions/setup-java@b36c23c0d998641eff861008f374ee103c25ac73
         with:
@@ -65,7 +65,7 @@ jobs:
     name: reactor-netty-incubator-quic
     runs-on: ubuntu-20.04
     steps:
-      - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871
       - name: setup java
         uses: actions/setup-java@b36c23c0d998641eff861008f374ee103c25ac73
         with:
@@ -83,7 +83,7 @@ jobs:
     if: needs.reactor-netty-core.outputs.versionType == 'SNAPSHOT'
     environment: snapshots
     steps:
-      - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871
       - uses: actions/setup-java@b36c23c0d998641eff861008f374ee103c25ac73
         with:
           distribution: 'temurin'
@@ -103,7 +103,7 @@ jobs:
     if: needs.reactor-netty-core.outputs.versionType == 'MILESTONE'
     environment: releases
     steps:
-      - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871
       - uses: actions/setup-java@b36c23c0d998641eff861008f374ee103c25ac73
         with:
           distribution: 'temurin'
@@ -125,7 +125,7 @@ jobs:
     if: needs.reactor-netty-core.outputs.versionType == 'RELEASE'
     environment: releases
     steps:
-      - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871
       - uses: actions/setup-java@b36c23c0d998641eff861008f374ee103c25ac73
         with:
           distribution: 'temurin'
@@ -148,7 +148,7 @@ jobs:
     permissions:
       contents: write
     steps:
-      - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871
       - name: tag
         run: |
           git config --local user.name 'reactorbot'
@@ -163,7 +163,7 @@ jobs:
     permissions:
       contents: write
     steps:
-      - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871
       - name: tag
         run: |
           git config --local user.name 'reactorbot'