diff --git a/requirements/testing.txt b/requirements/testing.txt
index bd4e03e3..84c056d5 100644
--- a/requirements/testing.txt
+++ b/requirements/testing.txt
@@ -2,7 +2,7 @@
 isort==5.10.1
 coveralls==3.3.1
 flake8==4.0.1
-flake8-isort==4.1.1
+flake8-isort==6.0.0
 pydocstyle==6.1.1
 pylint==2.13.9
 pytest==7.1.2