diff --git a/backend/requirements.txt b/backend/requirements.txt
index 0a44c23..dd3dd12 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -1276,9 +1276,9 @@ pycparser==3.0 \
     --hash=sha256:600f49d217304a5902ac3c37e1281c9fe94e4d0489de643a9504c5cdfdfc6b29 \
     --hash=sha256:b727414169a36b7d524c1c3e31839a521725078d7b2ff038656844266160a992
     # via cffi
-pydantic==2.13.2 \
-    --hash=sha256:a525087f4c03d7e7456a3de89b64cd693d2229933bb1068b9af6befd5563694e \
-    --hash=sha256:b418196607e61081c3226dcd4f0672f2a194828abb9109e9cfb84026564df2d1
+pydantic==2.13.5 \
+    --hash=sha256:346a034f080da3755d8e9cb5e00e8b07de1d39e4f6e2c87d8ab7cafa0b269a73 \
+    --hash=sha256:51a9c5f7b2f8e636f04c6cada605d9b6a3bf1348fdf945a3d8869b19bba0ee08
     # via
     #   -r backend/requirements.txt
     #   fastapi