diff --git a/requirements.txt b/requirements.txt
index 77543ff..566d569 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ pyexcel-io==0.5.6
 pyexcel-xls==0.5.6
 pyexcel-xlsx==0.5.6
 xlrd==1.1.0
-cvxopt==1.2.0
+cvxopt==1.2.7
 openpyxl==2.5.1
 python-dateutil==2.7.5
 argparse