diff --git a/test/testcases_fast.sh b/test/testcases_fast.sh
index c377b455..6cd5d127 100755
--- a/test/testcases_fast.sh
+++ b/test/testcases_fast.sh
@@ -44,4 +44,4 @@ done
 # Note: Pytest is called through python so that this is compatible with
 # running from a venv (e.g. in gitlab CI)
 # shellcheck disable=SC2086
-python -m pytest -vv -x --cov=pmb $enabled --tb=native
+python3 -m pytest -vv -x --cov=pmb $enabled --tb=native