diff --git a/GPy/inference/optimization/__init__.py b/GPy/inference/optimization/__init__.py
index 1a8f043b..04e245e3 100644
--- a/GPy/inference/optimization/__init__.py
+++ b/GPy/inference/optimization/__init__.py
@@ -1,2 +1,3 @@
 from scg import SCG
 from optimization import *
+from hmc import HMC,Gmodel