diff --git a/.github/workflows/integrate.yaml b/.github/workflows/integrate.yaml
index f310f101..1c128a7e 100644
--- a/.github/workflows/integrate.yaml
+++ b/.github/workflows/integrate.yaml
@@ -42,7 +42,7 @@ jobs:
           - kfp-viewer
           - kfp-viz
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - run: python3 -m pip install tox
       - run: tox -e ${{ matrix.charm }}-lint
 
@@ -62,7 +62,7 @@ jobs:
           - kfp-viewer
           - kfp-viz
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - run: python3 -m pip install tox
       - run: tox -e ${{ matrix.charm }}-unit
 
@@ -90,7 +90,7 @@ jobs:
       - name: Maximise GH runner space
         uses: jlumbroso/free-disk-space@v1.3.1
 
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Setup operator environment
         uses: charmed-kubernetes/actions-operator@main
@@ -132,7 +132,7 @@ jobs:
         uses: jlumbroso/free-disk-space@v1.3.1
 
       - name: Check out code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Setup operator environment
         uses: charmed-kubernetes/actions-operator@main
diff --git a/.github/workflows/publish.yaml b/.github/workflows/publish.yaml
index 33b09f50..37dc882d 100644
--- a/.github/workflows/publish.yaml
+++ b/.github/workflows/publish.yaml
@@ -32,7 +32,7 @@ jobs:
     outputs:
       charm_paths_list: ${{ steps.get-charm-paths.outputs.CHARM_PATHS_LIST }}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with: 
           fetch-depth: 0
           ref: ${{ inputs.source_branch }}
@@ -52,7 +52,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
           ref: ${{ inputs.source_branch }}
diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index 57fc88dc..b4ae293d 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -19,7 +19,7 @@ jobs:
     name: Promote charm
     runs-on: ubuntu-20.04
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Release charm to channel
         uses: canonical/charming-actions/release-charm@2.6.2
         with: