diff --git a/.github/workflows/test-with-manual-install.yml b/.github/workflows/test-with-manual-install.yml
index 4a81eb000..bfb8b530b 100644
--- a/.github/workflows/test-with-manual-install.yml
+++ b/.github/workflows/test-with-manual-install.yml
@@ -70,4 +70,6 @@ jobs:
 
     - name: Teardown the test environment
       shell: bash -l {0}
-      run: source setup/teardown_tests.sh
+      run: |
+        source setup/activate_conda.sh
+        source setup/teardown_tests.sh