diff --git a/requirements.txt b/requirements.txt
index 3a7b46b..d96b5c5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ cffi==1.13.2
 chardet==3.0.4
 colander==1.7.0
 colorama==0.4.1
-cornice==3.6.1
+cornice==4.0.1
 cornice-swagger==0.7.0
 dockerflow==2019.10.0
 hupper==1.9.1