diff --git a/backend/requirements.txt b/backend/requirements.txt
index 0f828d4..eb3d466 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -9,6 +9,7 @@ pydantic-settings==2.2.1
 python-dotenv==1.0.1
 python-jose[cryptography]==3.3.0
 passlib[bcrypt]==1.7.4
+bcrypt==4.0.1
 python-multipart==0.0.9
 aiofiles==23.2.1
 websockets==12.0