diff --git a/backend/requirements.txt b/backend/requirements.txt
index 1dbcbcd..f8da68a 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -60,5 +60,5 @@ pytest-asyncio==0.23.3
 pytest-cov==4.1.0
 httpx==0.26.0
 pytest-mock==3.12.0
-black==23.12.1
+black==26.3.1
 flake8==7.0.0