diff --git a/Lib/test/test_ucn.py b/Lib/test/test_ucn.py
index 503df6a..e95f911 100644
--- a/Lib/test/test_ucn.py
+++ b/Lib/test/test_ucn.py
@@ -99,6 +99,7 @@
         self.checkletter("CJK UNIFIED IDEOGRAPH-2B734", "\U0002B734")
         self.checkletter("CJK UNIFIED IDEOGRAPH-2B740", "\U0002B740")
         self.checkletter("CJK UNIFIED IDEOGRAPH-2B81D", "\U0002B81D")
+        self.checkletter("CJK UNIFIED IDEOGRAPH-3134A", "\U0003134A")
 
     def test_bmp_characters(self):
         for code in range(0x10000):