diff --git a/etc/requirements_sci.txt b/etc/requirements_sci.txt
index 9ee2f0b5..24ec2aef 100644
--- a/etc/requirements_sci.txt
+++ b/etc/requirements_sci.txt
@@ -12,7 +12,7 @@ scipy>=0.10.0
 numexpr==2.0.1
 Cython==0.15.1
 patsy==0.1.0
+-U git+git://github.com/pydata/pandas.git@v0.9.0rc2
 statsmodels>=0.5.0
 scikit-learn==0.11
--U git+git://github.com/pydata/pandas.git@v0.9.0rc2