diff --git a/backend/requirements.txt b/backend/requirements.txt
index 15a07b6b..5c40e8d3 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -83,7 +83,7 @@ flake8==7.3.0
 Flask==3.1.3
 flask-cors==6.0.1
 Flask-SocketIO==5.5.1
-flatbuffers==25.2.10
+flatbuffers==25.12.19
 fonttools==4.60.2
 frozenlist==1.7.0
 fsspec==2026.3.0