diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 83c7c7cff..2e6a86713 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -149,8 +149,22 @@ jobs:
     - name: Get number of CPU cores
       uses: SimenB/github-actions-cpu-cores@v2
       id: cpu-cores
-    - name: Clean dotnet folder for space
-      run: rm -Rf /usr/share/dotnet
+    - name: Clean up unused files for space
+      run: |
+        rm -rf \
+          "$AGENT_TOOLSDIRECTORY" \
+          /opt/google/chrome \
+          /opt/microsoft/msedge \
+          /opt/microsoft/powershell \
+          /opt/pipx \
+          /usr/lib/mono \
+          /usr/local/julia* \
+          /usr/local/lib/android \
+          /usr/local/lib/node_modules \
+          /usr/local/share/chromium \
+          /usr/local/share/powershell \
+          /usr/share/dotnet \
+          /usr/share/swift
     - name: Planemo test
       uses: galaxyproject/planemo-ci-action@v1
       id: test