diff --git a/parsl/tests/test_mpi_apps/mocks/pbs_nodefile b/parsl/tests/test_mpi_apps/mocks/pbs_nodefile
new file mode 100644
index 0000000000..42e3ab71ef
--- /dev/null
+++ b/parsl/tests/test_mpi_apps/mocks/pbs_nodefile
@@ -0,0 +1,4 @@
+node1
+node2
+node3
+node4