diff --git a/pyproject.toml b/pyproject.toml
index 35d1c3f..0501e5a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -52,7 +52,7 @@ dev = [
 ]
 
 [build-system]
-requires = ["uv_build>=0.8.19,<0.9.0"]
+requires = ["uv_build>=0.8.19,<0.12.0"]
 build-backend = "uv_build"
 
 # --- Tool Configuration ---