diff --git a/requirements-dev.txt b/requirements-dev.txt
index 537936a86..70e61e71a 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -13,7 +13,7 @@ pytest-asyncio==0.15.1
 pytest-cov==2.12.1
 pytest-mock==3.6.1
 pytest-random-order==1.0.4
-isort==5.9.2
+isort==5.9.3
 
 # Convert jupyter notebooks to markdown documents
 nbconvert==6.1.0