diff --git a/lower-constraints.txt b/lower-constraints.txt
index fb8c673..9501e79 100644
--- a/lower-constraints.txt
+++ b/lower-constraints.txt
@@ -30,7 +30,6 @@ oslotest==3.2.0
 pbr==2.0.0
 pep8==1.5.7
 prettytable==0.7.2
-pycrypto==2.6
 pyflakes==0.8.1
 pyghmi==1.0.22
 Pygments==2.2.0