diff --git a/PIL_Lib/requirements.txt b/PIL_Lib/requirements.txt
index 987c469..47b947a 100644
--- a/PIL_Lib/requirements.txt
+++ b/PIL_Lib/requirements.txt
@@ -4,7 +4,7 @@ awscli==1.19.53
 botocore==1.20.53
 colorama==0.4.4
 docutils==0.17
-isort==5.8.0
+isort==5.9.1
 jmespath==0.10.0
 lazy-object-proxy==1.6.0
 mccabe==0.6.1