diff --git a/requirements.txt b/requirements.txt
index 37a7bdf..57915ef 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,6 +6,7 @@ pydantic[email]==2.5.3
 pydantic-settings==2.1.0
 python-jose[cryptography]==3.3.0
 passlib[bcrypt]==1.7.4
+bcrypt>=4.0.0
 httpx==0.26.0
 python-multipart==0.0.6
 email-validator>=2.0.0