diff --git a/phases/p3/closer/requirements.txt b/phases/p3/closer/requirements.txt
index e557e7f..8c12fd1 100644
--- a/phases/p3/closer/requirements.txt
+++ b/phases/p3/closer/requirements.txt
@@ -3,7 +3,7 @@ fastapi>=0.115.0
 uvicorn[standard]>=0.34.0
 
 # Validation & config
-pydantic>=2.10.0
+pydantic>=2.13.4
 pydantic-settings>=2.6.0
 
 # Templating