diff --git a/backend/requirements.txt b/backend/requirements.txt
index 3510b4d..0707b88 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -11,7 +11,7 @@ psycopg2-binary==2.9.11
 asyncpg==0.31.0
 
 # Authentication
-python-jose[cryptography]==3.3.0
+python-jose[cryptography]==3.4.0
 bcrypt==4.3.0
 python-multipart==0.0.22  # Updated: Fixed multiple vulnerabilities (was 0.0.6)
 authlib==1.6.9  # Updated: Fixed OIDC hash binding, JWE RSA1_5 padding oracle, alg:none bypass, JWK header injection (was 1.6.6)