diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f2a6139..4b0617c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -28,6 +28,4 @@ jobs:
     - name: Install dependencies
       run: mix deps.get
     - name: Run tests
-      env:
-        MIX_ENV: ${{ matrix.env }}
       run: mix test