Call liboverride-test in correct directory.
diff --git a/.github/workflows/continuous-integration.yml b/.github/workflows/continuous-integration.yml
index d4f0a4e..c751261 100644
--- a/.github/workflows/continuous-integration.yml
+++ b/.github/workflows/continuous-integration.yml
@@ -30,5 +30,5 @@
       - name: test
         working-directory: ${{runner.workspace}}/build
         run: |
-          ./regress/liboverride-test -v
+          (cd regress; liboverride-test -v)
           ctest -v