diff --git a/.github/workflows/ppa-upload.yml b/.github/workflows/ppa-upload.yml
index 1d96be73..8fff049e 100644
--- a/.github/workflows/ppa-upload.yml
+++ b/.github/workflows/ppa-upload.yml
@@ -31,7 +31,7 @@ jobs:
         gpg-private-key: ${{ secrets.MIR_BOT_GPG_PRIVATE_KEY }}
 
     - name: Check out code
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         # Need full history for version determination
         fetch-depth: 0
diff --git a/.github/workflows/spread.yml b/.github/workflows/spread.yml
index 68bbe537..361f59e9 100644
--- a/.github/workflows/spread.yml
+++ b/.github/workflows/spread.yml
@@ -51,7 +51,7 @@ jobs:
         sudo snap run lxd init --auto
 
     - name: Check out code
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Run Spread task
       run: snap run spread-mir-ci.spread -v ${{ matrix.spread-task }}
diff --git a/.github/workflows/tarball.yml b/.github/workflows/tarball.yml
index 32264a5a..6197db36 100644
--- a/.github/workflows/tarball.yml
+++ b/.github/workflows/tarball.yml
@@ -35,7 +35,7 @@ jobs:
         gpg_private_key: ${{ secrets.MIR_BOT_GPG_PRIVATE_KEY }}
 
     - name: Check out code
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         ref: v${{ steps.get-version.outputs.version }}