diff --git a/GPy/__init__.py b/GPy/__init__.py
index 6c43e471..fa69dac3 100644
--- a/GPy/__init__.py
+++ b/GPy/__init__.py
@@ -11,6 +11,8 @@ from core import priors
 import likelihoods
 import testing
 from numpy.testing import Tester
+from nose.tools import nottest
 
+@nottest
 def tests():
     Tester(testing).test(verbose=10)