diff --git a/ar2rom.py b/ar2rom.py
index 4573a5d..bf0e567 100644
--- a/ar2rom.py
+++ b/ar2rom.py
@@ -1,11 +1,12 @@
-import unittest
+git import unittest
 
 conversion_map = (
     ('x', 10),
     ('ix', 9),
     ('v', 5),
     ('iv', 4),
-    ('i', 1))
+    ('i', 1),
+    ('L', 50))
 
 
 def ar2rom(val):
@@ -45,5 +46,8 @@ def test_20_to_xx(self):
     def test_21_to_xxi(self):
         self.assertEqual(ar2rom(21), 'xxi')
 
+    def test_50_to_L(self):
+        self.assertEqual(ar2rom(50), 'L')    
+
 if __name__ == "__main__":
     unittest.main()