diff --git a/src/py/crankshaft/crankshaft/optimization/__init__.py b/src/py/crankshaft/crankshaft/optimization/__init__.py
index be46287..a3e0136 100644
--- a/src/py/crankshaft/crankshaft/optimization/__init__.py
+++ b/src/py/crankshaft/crankshaft/optimization/__init__.py
@@ -1 +1 @@
-from optim import *
+from optim import Optim