diff --git a/etc/requirements_sci.txt b/etc/requirements_sci.txt
index cc15764a..294459d9 100644
--- a/etc/requirements_sci.txt
+++ b/etc/requirements_sci.txt
@@ -14,7 +14,8 @@ numexpr==2.0.1
 Cython==0.15.1
 patsy==0.1.0
 statsmodels>=0.5.0
-
+scikit-learn==0.11
+cvxopt==1.1.5
 
 # ZeroMQ
 pyzmq==2.1.11