diff --git a/.github/workflows/publish-aichat-app.yaml b/.github/workflows/publish-aichat-app.yaml
index 776781428e..917b0b282f 100644
--- a/.github/workflows/publish-aichat-app.yaml
+++ b/.github/workflows/publish-aichat-app.yaml
@@ -32,7 +32,7 @@ jobs:
           submodules: recursive
           fetch-depth: 0
       - name: Checkout intermediate Pages repo
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           repository: IfcOpenShell/aichat_ifcopenshell_org_static_html
           ref: gh-pages
diff --git a/.github/workflows/publish-pyodide-demo-app.yml b/.github/workflows/publish-pyodide-demo-app.yml
index 9f4c3ddbf8..6b0141fc29 100644
--- a/.github/workflows/publish-pyodide-demo-app.yml
+++ b/.github/workflows/publish-pyodide-demo-app.yml
@@ -32,7 +32,7 @@ jobs:
           submodules: recursive
           fetch-depth: 0
       - name: Checkout intermediate Pages repo
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           repository: IfcOpenShell/wasm_ifcopenshell_org_static_html
           ref: gh-pages