diff --git a/Readme.rst b/Readme.rst
index 37fe186..159e4b2 100644
--- a/Readme.rst
+++ b/Readme.rst
@@ -11,7 +11,7 @@ Usage
 
   import libkosokoso as kk
   import sqlalchemy as sa
-  base = sa.ext.declarative.declarative_base()
+  base = sa.orm.declarative_base()
 
   kk.__dict__.update(kk.init_base(base))