diff --git a/requirements_for_test.txt b/requirements_for_test.txt
index 03530e152..94cbc8498 100644
--- a/requirements_for_test.txt
+++ b/requirements_for_test.txt
@@ -1,5 +1,5 @@
 -r requirements.txt
-isort==5.8.0
+isort==5.9.3
 pytest==6.2.4
 pytest-env==0.6.2
 pytest-mock==3.6.1