diff --git a/requirements_test.txt b/requirements_test.txt
index fe49eca..2dc94bf 100644
--- a/requirements_test.txt
+++ b/requirements_test.txt
@@ -1,7 +1,7 @@
 pylint==2.9.6
 black==21.7b0
 flake8==3.9.2
-isort==5.9.2
+isort==5.9.3
 mypy==0.910
 types-protobuf==3.17.4
 pytest>=6.2.4,<7