diff --git a/tests/regression_tests/source_mcpl_file/test.py b/tests/regression_tests/source_mcpl_file/test.py
new file mode 100644
index 0000000000..5a6a87d878
--- /dev/null
+++ b/tests/regression_tests/source_mcpl_file/test.py
@@ -0,0 +1,52 @@
+import pathlib as pl
+import os
+import shutil
+import subprocess
+import textwrap
+
+import openmc
+import pytest
+
+from tests.testing_harness import TestHarness
+
+def model():
+  subprocess.run(['gcc','-o gen_dummt_mcpl.out','-lm','-lmcpl','gen_dummy_mcpl.c'] )
+  subprocess.run(['./gen_dummy_mcpl.out'])
+    
+class SourceMCPLFileTestHarness(TestHarness):
+  def execute_test(self):
+    """Run OpenMC with the appropriate arguments and check the outputs."""
+    try:
+      self._create_input()
+      self._run_openmc()
+      self._test_output_created()
+      results = self._get_results()
+      self._write_results(results)
+      self._compare_results()
+    finally:
+      self._cleanup()
+
+  def update_results(self):
+    """Update the results_true using the current version of OpenMC."""
+    try:
+      self._create_input()
+      self._run_openmc()
+      self._test_output_created()
+      results = self._get_results()
+      self._write_results(results)
+      self._overwrite_results()
+    finally:
+      self._cleanup()
+
+  def _test_output_created(self):
+    """Check that the output files were created"""
+    stat        epoint = glob.glob(os.path.join(os.getcwd(), self._sp_name))
+    assert len(statepoint) == 1, 'Either multiple or no statepoint files ' \
+      'exist.'
+    assert statepoint[0].endswith('h5'), \
+      'statepoint file does not end with h5.'
+
+def test_mcpl_source_file():
+  harness = SourceMCPLFileTestHarness('statepoint.10.h5')
+  harness.main()
+