diff --git a/backend/requirements.txt b/backend/requirements.txt
index 4402bf41..240d7437 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -37,7 +37,7 @@ pillow==10.4.0
 psycopg2==2.9.12
 pycparser==2.23
 pydantic==2.13.4
-pydantic_core==2.46.3
+pydantic_core==2.46.4
 PyJWT==2.12.1
 pymongo==4.17.0
 PyMuPDF==1.27.2.3