diff --git a/lint-requirements.txt b/lint-requirements.txt
index 7607a498..8173b3b3 100644
--- a/lint-requirements.txt
+++ b/lint-requirements.txt
@@ -1,4 +1,4 @@
 flake8-bugbear < 25.12
 black == 26.*
 codespell
-isort >= 5
+isort >= 9.0.0