diff --git a/requirements.txt b/requirements.txt
index 83f2e55..a65268f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ bcrypt==3.1.7
 certifi==2020.6.20
 cffi==1.14.1
 chardet==3.0.4
-colander==1.8.0
+colander==1.8.1
 colorama==0.4.3
 cornice==5.0.1
 cornice-swagger==1.0.0