diff --git a/dataset/persistence/table.py b/dataset/persistence/table.py
index 5b5bb78..3f8f958 100644
--- a/dataset/persistence/table.py
+++ b/dataset/persistence/table.py
@@ -82,7 +82,7 @@ class Table(object):
             stmt = self.table.update(filters, row)
             rp = self.database.engine.execute(stmt)
             return rp.rowcount > 0
-        except KeyError, ke:
+        except KeyError:
             return False
 
     def upsert(self, row, keys, ensure=True, types={}):