diff --git a/src/log.py b/src/log.py
index 6507ef3f3bebd6a8302a686f3cc5fc85d4b019e4..30393df69884e76d527edf6ee5049ee6e76fcaa8 100644
--- a/src/log.py
+++ b/src/log.py
@@ -290,8 +290,8 @@ class LogManager(object):
                 warnings.showwarning = self.old_showwarning
                 self.old_showwarning = None
 
-    def _showwarning(self, message, category, filename, lineno):
-        self.old_showwarning(message, category, filename, lineno)
+    def _showwarning(self, message, category, filename, line):
+        self.old_showwarning(message, category, filename, line)
 
         if (self.db_conn is not None 
                 and self.schema_version >= 1