diff --git a/drmplane.h b/drmplane.h
index b7607ff..43e0e8a 100644
--- a/drmplane.h
+++ b/drmplane.h
@@ -52,6 +52,7 @@
   const DrmProperty &src_y_property() const;
   const DrmProperty &src_w_property() const;
   const DrmProperty &src_h_property() const;
+  const DrmProperty &zpos_property() const;
   const DrmProperty &rotation_property() const;
   const DrmProperty &alpha_property() const;
   const DrmProperty &blend_property() const;
@@ -75,6 +76,7 @@
   DrmProperty src_y_property_;
   DrmProperty src_w_property_;
   DrmProperty src_h_property_;
+  DrmProperty zpos_property_;
   DrmProperty rotation_property_;
   DrmProperty alpha_property_;
   DrmProperty blend_property_;