diff --git a/include/itkPolyData.h b/include/itkPolyData.h
index d315564..708f69a 100644
--- a/include/itkPolyData.h
+++ b/include/itkPolyData.h
@@ -58,6 +58,7 @@ class ITK_TEMPLATE_EXPORT PolyData : public DataObject
 
   /** Convenient type alias obtained from TMeshTraits template parameter. */
   using CoordinateType = typename MeshTraits::CoordinateType;
+  using CoordRepType = CoordinateType;
   using PointIdentifier = typename MeshTraits::PointIdentifier;
   using PointType = typename MeshTraits::PointType;
   using PointsContainer = typename MeshTraits::PointsContainer;
diff --git a/pyproject.toml b/pyproject.toml
index fe64730..b0d6223 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "scikit_build_core.build"
 
 [project]
 name = "itk-meshtopolydata"
-version = "0.11.0"
+version = "0.11.1"
 description = "Convert an ITK Mesh to a simple data structure compatible with vtkPolyData."
 readme = "README.rst"
 license = {file = "LICENSE"}
@@ -33,9 +33,9 @@ classifiers = [
     "Topic :: Scientific/Engineering :: Medical Science Apps.",
     "Topic :: Software Development :: Libraries",
 ]
-requires-python = ">=3.8"
+requires-python = ">=3.9"
 dependencies = [
-    "itk-core~=5.4.0",
+    "itk-core == 5.4.*",
     "numpy",
 ]