diff --git i/pyproject.toml w/pyproject.toml
index 601e2e5..cd26339 100644
--- i/pyproject.toml
+++ w/pyproject.toml
@@ -69,7 +69,7 @@ docs = [
 
 
 [build-system]
-requires = ["uv_build>=0.8.8,<0.9.0"]
+requires = ["uv_build>=0.8.8,<0.12.0"]
 build-backend = "uv_build"
 
 [tool.ruff]
diff --git i/uv.lock w/uv.lock
index e7cd10f..2a74412 100644
--- i/uv.lock
+++ w/uv.lock
@@ -55,7 +55,6 @@ dependencies = [
     { name = "defusedxml" },
     { name = "numpy" },
     { name = "pyproj" },
-    { name = "types-defusedxml" },
 ]
 
 [package.optional-dependencies]
@@ -77,6 +76,7 @@ dev = [
     { name = "pytest-asyncio" },
     { name = "rasterio", version = "1.4.4", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version < '3.12'" },
     { name = "rasterio", version = "1.5.0", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version >= '3.12'" },
+    { name = "types-defusedxml" },
     { name = "types-jsonschema" },
 ]
 docs = [
@@ -97,7 +97,6 @@ requires-dist = [
     { name = "morecantile", marker = "extra == 'morecantile'", specifier = ">=7.0,<8.0" },
     { name = "numpy", specifier = ">=2.0" },
     { name = "pyproj", specifier = ">=3.3.0" },
-    { name = "types-defusedxml", specifier = ">=0.7.0.20250822" },
 ]
 provides-extras = ["morecantile"]
 
@@ -114,6 +113,7 @@ dev = [
     { name = "pytest", specifier = ">=9.0.2" },
     { name = "pytest-asyncio", specifier = ">=1.3.0" },
     { name = "rasterio", specifier = ">=1.4.4" },
+    { name = "types-defusedxml", specifier = ">=0.7.0.20250822" },
     { name = "types-jsonschema", specifier = ">=4.26.0.20260109" },
 ]
 docs = [