diff --git a/.github/workflows/manual.yml b/.github/workflows/manual.yml
index 177470a89..ac1e6ad2e 100644
--- a/.github/workflows/manual.yml
+++ b/.github/workflows/manual.yml
@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: seL4/ci-actions/seL4-manual@master
-    - uses: actions/upload-artifact@v4
+    - uses: actions/upload-artifact@v7
       with:
         name: PDF
         path: manual/manual.pdf
diff --git a/.github/workflows/proof.yml b/.github/workflows/proof.yml
index ccab6718f..6289177e9 100644
--- a/.github/workflows/proof.yml
+++ b/.github/workflows/proof.yml
@@ -52,13 +52,13 @@ jobs:
         AWS_SSH: ${{ secrets.AWS_SSH }}
         GH_HEAD_SHA: ${{ github.event.pull_request.head.sha }}
     - name: Upload kernel builds
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v7
       with:
         name: kernel-builds-${{ matrix.arch }}-${{ matrix.features }}
         path: artifacts/kernel-builds
         if-no-files-found: ignore
     - name: Upload logs
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v7
       with:
         name: logs-${{ matrix.arch }}-${{ matrix.features }}
         path: logs.tar.xz
diff --git a/.github/workflows/sel4test-deploy.yml b/.github/workflows/sel4test-deploy.yml
index 122c365a9..e6d0399b0 100644
--- a/.github/workflows/sel4test-deploy.yml
+++ b/.github/workflows/sel4test-deploy.yml
@@ -64,7 +64,7 @@ jobs:
         march: ${{ matrix.march }}
         compiler: ${{ matrix.compiler }}
     - name: Upload images
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v7
       with:
         name: images-${{ matrix.march }}-${{ matrix.compiler }}
         path: '*-images.tar.gz'