diff --git a/.github/workflows/linux-flatpak.yml b/.github/workflows/linux-flatpak.yml
index 0e3fb2f30..cbfde67b4 100644
--- a/.github/workflows/linux-flatpak.yml
+++ b/.github/workflows/linux-flatpak.yml
@@ -65,12 +65,13 @@ jobs:
           if-no-files-found: error
           path: |
             org.cryptomator.Cryptomator.${{matrix.variant.arch}}.yaml
-      - uses: flatpak/flatpak-github-actions/flatpak-builder@92ae9851ad316786193b1fd3f40c4b51eb5cb101 # v6.6
+      - uses: flatpak/flatpak-github-actions/flatpak-builder@401fe28a8384095fc1531b9d320b292f0ee45adb # SNAPSHOT
         with:
           bundle: cryptomator.flatpak
           manifest-path: org.cryptomator.Cryptomator.yaml
           cache-key: flatpak-builder-${{ github.sha }}
           arch: ${{ matrix.variant.arch }}
+          keep-build-dirs: true
       - name: Update maven dependencies
         run: >
           ( cd .flatpak-builder/build/cryptomator-1/.m2/repository/