diff --git a/DEPENDS.txt b/DEPENDS.txt
index 15a74e65..578815bf 100644
--- a/DEPENDS.txt
+++ b/DEPENDS.txt
@@ -2,7 +2,7 @@ Build Requirements
 ------------------
 * `Python >= 2.5 <http://python.org>`_
 * `Numpy >= 1.4 <http://numpy.scipy.org/>`_
-* `Cython >= 0.12 <http://www.cython.org/>`_
+* `Cython >= 0.13 <http://www.cython.org/>`_
 
 Usage Requirements
 ------------------