diff --git a/interp/tools.py b/interp/tools.py
index 875e09e..bbaf3b2 100644
--- a/interp/tools.py
+++ b/interp/tools.py
@@ -30,7 +30,7 @@ def get_logger(filename, level = logging.DEBUG, logger_name = 'pymoab', size = 2
 
   return logger
 
-log = get_logger(filename = '/tmp/interp.log')
+log = get_logger(filename = '/tmp/interp.log', size = 10240)
 
 def rms(errors):
   """