diff --git a/tests/test_misc.py b/tests/test_misc.py
index 3037b79f568c02099639daec70016fb966064fa2..a4b8bda50a49be8a6aa826beea0a151c430f2d07 100644
--- a/tests/test_misc.py
+++ b/tests/test_misc.py
@@ -290,7 +290,7 @@ def test_long_description():
 
         longstr = 'desc_'
 
-        while len(longstr) < 100000:
+        while len(longstr) < 50000:
             longstr += "a"
 
         rt = RecordType(