diff --git a/.github/actions/setup-pharmr/action.yml b/.github/actions/setup-pharmr/action.yml
index c9c9755..3ddacb1 100644
--- a/.github/actions/setup-pharmr/action.yml
+++ b/.github/actions/setup-pharmr/action.yml
@@ -8,7 +8,7 @@ runs:
   using: "composite"
   steps:
     - name: Checkout Pharmpy
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         repository: pharmpy/pharmpy
         path: pharmpy_repo
diff --git a/.github/workflows/deploy.yaml b/.github/workflows/deploy.yaml
index 3cf0e68..2781a64 100644
--- a/.github/workflows/deploy.yaml
+++ b/.github/workflows/deploy.yaml
@@ -14,7 +14,7 @@ jobs:
 
     steps:
       - name: Checkout pharmr
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           path: pharmr_repo
 
@@ -70,4 +70,4 @@ jobs:
           git push --tags https://$USERNAME:$REPO_KEY@github.com/pharmpy/pharmr.git
         env:
           REPO_KEY: ${{secrets.ACCESS_TOKEN}}
-          USERNAME: github-actions[bot]
\ No newline at end of file
+          USERNAME: github-actions[bot]