diff --git a/common/build-style/python3-pep517.sh b/common/build-style/python3-pep517.sh
index da1e238e119..0994384aacf 100644
--- a/common/build-style/python3-pep517.sh
+++ b/common/build-style/python3-pep517.sh
@@ -20,7 +20,7 @@ do_check() {
 		fi
 		${make_check_pre} python3 -m pytest ${testjobs} ${make_check_args} ${make_check_target}
 	else
-		msg_warn "Unable to determine tests for PEP517 Python templates"
+		msg_warn "Unable to determine tests for PEP517 Python templates\n"
 		return 0
 	fi
 }