diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 9b5bb3b7b5..f291e1ed7b 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -7,6 +7,13 @@ jobs:
         target: [gcc12, gcc13, clang13-debug, clang15]
     runs-on: ubuntu-latest
     steps:
+    - name: make space
+      run: |
+      sudo rm -rf /usr/share/dotnet
+      sudo rm -rf /usr/local/lib/android
+      sudo rm -rf /opt/ghc
+      sudo rm -rf /opt/hostedtoolcache/CodeQL
+      sudo docker image prune --all --force
     - uses: actions/checkout@v2
       with:
         submodules: recursive