diff --git a/tests/test_jetforce.py b/tests/test_jetforce.py
index 5cd5cd6..a5a8c7a 100644
--- a/tests/test_jetforce.py
+++ b/tests/test_jetforce.py
@@ -230,6 +230,13 @@ class FunctionalTestCase(unittest.TestCase):
             resp = self.request("gemini://café.localhost\r\n")
             self.assertEqual(resp, "20 text/gemini\r\nJetforce rules!\n")
 
+    def test_hostname_case_insensitive(self):
+        """
+        In the URI spec, the authority component is case-insensitive.
+        """
+        resp = self.request("gemini://LocalHost\r\n")
+        self.assertEqual(resp, "20 text/gemini\r\nJetforce rules!\n")
+
 
 if __name__ == "__main__":
     unittest.main()