diff --git a/requirements.txt b/requirements.txt
index b91c820..8c6cf08 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -21,7 +21,7 @@ future==0.18.2
 gevent==20.6.2
 greenlet==0.4.16
 idna==2.10
-isort==5.5.2
+isort==5.5.3
 itsdangerous==1.1.0
 Jinja2==2.11.2
 lazy-object-proxy==1.5.1