diff --git a/backend/src/requirements_docker.txt b/backend/src/requirements_docker.txt
index c504dda..829d65d 100644
--- a/backend/src/requirements_docker.txt
+++ b/backend/src/requirements_docker.txt
@@ -4,7 +4,7 @@ black==26.10.1
 fastapi==0.161.1
 flake8==7.4.1
 httpx==0.28.1
-isort==8.0.1
+isort==9.0.2
 mypy==1.14.1
 psycopg2-binary==2.9.13
 pydantic==2.14.1