diff --git a/dice/roller.py b/dice/roller.py
index a03c722..5a9f852 100644
--- a/dice/roller.py
+++ b/dice/roller.py
@@ -65,7 +65,7 @@ class DiceRoller(object):
         """
         rolls = mods[0][0][1] if mods[0][0][1] else 1
         if trials:
-            assert trials <= 10, "Too many rolls (max: 10)."
+            assert trials <= 30, "Too many rolls (max: 30)."
         assert rolls <= 50, "Too many dice (max: 50) in roll."
 
         output = ""