diff --git a/requirements_test.txt b/requirements_test.txt
index 31c7d1f..97fa710 100644
--- a/requirements_test.txt
+++ b/requirements_test.txt
@@ -2,7 +2,7 @@ aresponses==2.1.4
 coverage==5.4
 flake8==3.9.2
 flake8-docstrings==1.6.0
-isort==5.8.0
+isort==5.11.4
 mypy==0.910
 pylint==2.9.3
 pytest==6.2.3