diff --git a/anvil/src/shell.rs b/anvil/src/shell.rs
index c8976f4..5d6bdd7 100644
--- a/anvil/src/shell.rs
+++ b/anvil/src/shell.rs
@@ -374,10 +374,21 @@ pub fn init_shell<BackendData: 'static>(display: Rc<RefCell<Display>>, log: ::sl
                     .borrow_mut()
                     .insert(SurfaceKind::Xdg(surface), (x, y).into());
             }
-            XdgRequest::NewPopup { surface, .. } => {
+            XdgRequest::NewPopup { surface, positioner } => {
                 // Do not send a configure here, the initial configure
                 // of a xdg_surface has to be sent during the commit if
                 // the surface is not already configured
+
+                // TODO: properly recompute the geometry with the whole of positioner state
+                surface
+                    .with_pending_state(|state| {
+                        // NOTE: This is not really necessary as the default geometry
+                        // is already set the same way, but for demonstrating how
+                        // to set the initial popup geometry this code is left as
+                        // an example
+                        state.geometry = positioner.get_geometry();
+                    })
+                    .unwrap();
                 xdg_window_map.borrow_mut().insert_popup(PopupKind::Xdg(surface));
             }
             XdgRequest::RePosition {
@@ -1108,7 +1119,6 @@ fn surface_commit(
         })
         .unwrap();
         if !initial_configure_sent {
-            // TODO: properly recompute the geometry with the whole of positioner state
             // NOTE: This should never fail as the initial configure is always
             // allowed.
             popup.send_configure().expect("initial configure failed");