diff --git a/.github/workflows/testing_OSX.yaml b/.github/workflows/testing_OSX.yaml
index 2e777f088..0ceedd96e 100644
--- a/.github/workflows/testing_OSX.yaml
+++ b/.github/workflows/testing_OSX.yaml
@@ -39,7 +39,7 @@ jobs:
          CRPROPA_DATA_PATH: "/Users/runner/work/CRPropa3/CRPropa3/build/data"
        run: |
          cd build
-         ./testInteraciton
+         ./testInteraction
      - name: Archive test results
        if: always()
        uses: actions/upload-artifact@v3