diff --git a/requirements.txt b/requirements.txt
index 34eec1c..b86ccdc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 Flask-PyMongo==0.5.1
 Flask-RESTful==0.3.6
-webargs==1.7.0
+webargs==5.5.3