diff --git a/backend/pyproject.toml b/backend/pyproject.toml
index 2ee7490..06689dc 100644
--- a/backend/pyproject.toml
+++ b/backend/pyproject.toml
@@ -21,7 +21,7 @@ dependencies = [
 backend = "backend:main"
 
 [build-system]
-requires = ["uv_build>=0.12.3,<0.13.0"]
+requires = ["uv_build>=0.12.5,<0.13.0"]
 build-backend = "uv_build"
 
 [dependency-groups]