diff --git a/requirements.txt b/requirements.txt
index 0fdda7b7b..3babe9988 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@
 numpy==1.16.2
 pandas==0.25
 scipy==1.3.1
-chaospy==3.0.14
+chaospy==3.0.17
 SALib==1.3.8
 pytest==4.3.1
 pytest-pep8==1.0.6