diff --git a/backend/requirements.txt b/backend/requirements.txt
index 6629e87..a985c3a 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -8,4 +8,4 @@ PyJWT>=2.8.0
 passlib[bcrypt]>=1.7.4
 bcrypt>=4.0.0,<5.0.0
 pytest>=8.0.0
-httpx>=0.27.0
+httpx>=0.28.1