diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index c4c57391..62b9068f 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -9,4 +9,6 @@ jobs:
     name: testing
     steps:
     - uses: actions/checkout@master
-    - uses: tchx84/gtk-apps-testing-docker-action@gjs
+    - uses: tchx84/gtk-apps-testing-docker-action@flatpak
+      env:
+        MANIFEST_PATH: com.github.tchx84.Flatseal.json