diff --git a/.github/workflows/benchmarks.yml b/.github/workflows/benchmarks.yml
index 05f79aae9f..66aae5c615 100644
--- a/.github/workflows/benchmarks.yml
+++ b/.github/workflows/benchmarks.yml
@@ -44,7 +44,7 @@ jobs:
           libtool
           make
 
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
       with:
         ref: ${{ github.head_ref }}
 
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 77b724d59c..89d9746792 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -44,7 +44,7 @@ jobs:
         ghc-version: ${{ matrix.ghc }}
         cabal-version: "3.12.1.0"
 
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
 
     - name: "Configure cabal.project.local"
       run: |
diff --git a/.github/workflows/checks.yml b/.github/workflows/checks.yml
index f0a6b6424e..ecbfae7958 100644
--- a/.github/workflows/checks.yml
+++ b/.github/workflows/checks.yml
@@ -20,7 +20,7 @@ jobs:
     - name: Install dependencies
       run: sudo apt install -y fd-find
 
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
 
     - name: Check changelogs
       run: ./scripts/ci/check-changelogs.sh
diff --git a/.github/workflows/github-page.yml b/.github/workflows/github-page.yml
index e4c2db4adc..d4a320560b 100644
--- a/.github/workflows/github-page.yml
+++ b/.github/workflows/github-page.yml
@@ -31,7 +31,7 @@ jobs:
 
     steps:
     - name: Checkout ouroboros-network repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
 
       # we need nix to later build the spec documents
     - name: Install Nix
diff --git a/.github/workflows/nightly.yml b/.github/workflows/nightly.yml
index a00f77e096..3a9105fcfe 100644
--- a/.github/workflows/nightly.yml
+++ b/.github/workflows/nightly.yml
@@ -62,7 +62,7 @@ jobs:
       run: |
         gem install cddlc
 
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
 
     - name: "Configure cabal.project.local"
       run: |