diff --git a/requirements.txt b/requirements.txt
index bc693e6..324372a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 connexion==2.4.0
 SQLAlchemy==1.3.11
 tornado==6.0.3
-decorator==4.4.1
+decorator==5.1.0
 bravado-core==5.16.0
 pyyaml>=4.2b1