diff --git a/dev-requirements.txt b/dev-requirements.txt
index a02f66c8..b2cf04e8 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -1,7 +1,7 @@
 black==26.5.1
 docformatter==1.7.8
 filelock==3.29.3
-isort==8.0.1
+isort==9.0.1
 flake8==7.1.2
 pytest==9.0.3
 pytest-xdist==3.6.1