diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index da6e721c52..e91b8d43cf 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -26,6 +26,14 @@ jobs:
         python-version: ['3.9', '3.10', '3.11', '3.12']
 
     steps:
+    - run: df -h
+    - name: Clean runner
+      run: |
+        rm -rf /usr/share/dotnet \
+                    /usr/local/lib/android \
+                    /opt/ghc \
+                    /opt/hostedtoolcache/CodeQL
+    - run: df -h
     - name: Check ANTs
       run: |
         echo "Using ANTs : $(antsRegistration --version)"
diff --git a/.github/workflows/docs-preview.yml b/.github/workflows/docs-preview.yml
index 065b4c7d7f..d54442ab3a 100644
--- a/.github/workflows/docs-preview.yml
+++ b/.github/workflows/docs-preview.yml
@@ -22,6 +22,7 @@ jobs:
     permissions:
       # Needed for preview deploy
       pull-requests: write
+      contents: write
     # Use custom docs CI image
     container: ghcr.io/juaml/junifer-docs:main
     steps: