diff --git a/setup.py b/setup.py
index b1ab2bf..a52a85d 100644
--- a/setup.py
+++ b/setup.py
@@ -18,7 +18,7 @@
         license='GPLv3',
         scripts=['bin/atom-json','bin/ccs_fit'],
         install_requires=[
-            "cvxopt==1.2.4",
+            "cvxopt==1.2.7",
             "matplotlib==3.0.3",
             "numpy>=1.18.1",
             "pandas==0.24.2",