diff --git a/tests/XRootD/test.sh b/tests/XRootD/test.sh
index f8f6a81ad51..4bdb827df30 100755
--- a/tests/XRootD/test.sh
+++ b/tests/XRootD/test.sh
@@ -147,7 +147,7 @@ function teardown() {
 	# Kill all processes that created pid files and are still running
 	for PIDFILE in *.pid; do
 		test -s "${PIDFILE}" || continue
-		PID="$(ps -o pid= "$(cat "${PIDFILE}")")"
+		PID="$(ps -o pid= "$(cat "${PIDFILE}")" || true)"
 		if test -n "${PID}"; then
 			kill -s TERM "${PID}"
 		fi