diff --git a/requirements.txt b/requirements.txt
index 461480c..6ee6804 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,4 +2,4 @@ setuptools >= 21.0.0
 gunicorn==23.0.0
 flask-marshmallow==1.2.1
 flask-cors==5.0.1
-connexion[swagger-ui]==3.1.0
+connexion[swagger-ui]==3.3.0