diff --git a/tests/regression_tests/python_import/test.py b/tests/regression_tests/python_import/test.py
new file mode 100644
index 000000000..d24a0cae1
--- /dev/null
+++ b/tests/regression_tests/python_import/test.py
@@ -0,0 +1,7 @@
+import sys
+import openmc
+
+
+def test_matplotlib_presence():
+    """Checks that remains a deferred import"""
+    assert 'matplotlib.pyplot' not in sys.modules