diff --git a/GPy/__init__.py b/GPy/__init__.py
index b6bf81b7..8c5f7ed5 100644
--- a/GPy/__init__.py
+++ b/GPy/__init__.py
@@ -5,6 +5,7 @@ warnings.filterwarnings("ignore", category=DeprecationWarning)
 
 import core
 from core.parameterization import transformations, priors
+constraints = transformations
 import models
 import mappings
 import inference