diff --git a/.github/workflows/Cabal-Linux.yml b/.github/workflows/Cabal-Linux.yml
index aa2b46475..26305a33d 100644
--- a/.github/workflows/Cabal-Linux.yml
+++ b/.github/workflows/Cabal-Linux.yml
@@ -29,7 +29,7 @@ jobs:
     steps:
 
       - name: "Git checkout"
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           submodules: recursive
 
diff --git a/.github/workflows/Cabal-macOS.yml b/.github/workflows/Cabal-macOS.yml
index f949c1b9f..49f179b48 100644
--- a/.github/workflows/Cabal-macOS.yml
+++ b/.github/workflows/Cabal-macOS.yml
@@ -23,7 +23,7 @@ jobs:
     steps:
 
       - name: "Git checkout"
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           submodules: recursive
 
diff --git a/.github/workflows/HLint.yml b/.github/workflows/HLint.yml
index 8474fe1cd..866a11518 100644
--- a/.github/workflows/HLint.yml
+++ b/.github/workflows/HLint.yml
@@ -11,7 +11,7 @@ jobs:
     name: "HLint"
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
     - name: 'Installing'
       uses: haskell/actions/hlint-setup@v2
diff --git a/.github/workflows/On-Release-Cabal-Linux.yml b/.github/workflows/On-Release-Cabal-Linux.yml
index c189e3960..3a1333eff 100644
--- a/.github/workflows/On-Release-Cabal-Linux.yml
+++ b/.github/workflows/On-Release-Cabal-Linux.yml
@@ -19,7 +19,7 @@ jobs:
         ghc: [ "9.0" ]
     steps:
       - name: "Git checkout"
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           submodules: recursive
       - name: "Haskell env setup"
diff --git a/.github/workflows/On-Release-Nixpkgs-integration.yml b/.github/workflows/On-Release-Nixpkgs-integration.yml
index feb9a915b..7714527a4 100644
--- a/.github/workflows/On-Release-Nixpkgs-integration.yml
+++ b/.github/workflows/On-Release-Nixpkgs-integration.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: "Git checkout"
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
     - name: "Local cache"
       uses: actions/cache@v3
       with:
diff --git a/.github/workflows/Optional-Nix-dev-env-macOS.yml b/.github/workflows/Optional-Nix-dev-env-macOS.yml
index 240d1d895..d98ca63bd 100644
--- a/.github/workflows/Optional-Nix-dev-env-macOS.yml
+++ b/.github/workflows/Optional-Nix-dev-env-macOS.yml
@@ -20,7 +20,7 @@ jobs:
     continue-on-error: true
     steps:
     - name: "Git checkout"
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         submodules: recursive
     - name: "Install Nix"
diff --git a/.github/workflows/Optional-Nix-dev-env-main.yml b/.github/workflows/Optional-Nix-dev-env-main.yml
index 2380b2569..4250b1f1f 100644
--- a/.github/workflows/Optional-Nix-dev-env-main.yml
+++ b/.github/workflows/Optional-Nix-dev-env-main.yml
@@ -64,7 +64,7 @@ jobs:
     continue-on-error: true
     steps:
     - name: "Git checkout"
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         submodules: recursive
     - name: "Install Nix"
@@ -88,7 +88,7 @@ jobs:
     continue-on-error: true
     steps:
     - name: "Git checkout"
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         submodules: recursive
     - name: "Install Nix"
@@ -121,7 +121,7 @@ jobs:
     continue-on-error: true
     steps:
     - name: "Git checkout"
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         submodules: recursive
     - name: "Install Nix"