diff --git a/src/neuroglancer/ui/default_viewer_setup.ts b/src/neuroglancer/ui/default_viewer_setup.ts
index 8a025f8e8..bc145da8d 100644
--- a/src/neuroglancer/ui/default_viewer_setup.ts
+++ b/src/neuroglancer/ui/default_viewer_setup.ts
@@ -58,18 +58,10 @@ export function setupDefaultViewer() {
   bindDefaultCopyHandler(viewer);
   bindDefaultPasteHandler(viewer);
 
-  //console.log("setupDefaultViewer", viewer);
   if (viewer.state) {
     viewer.state.changed.add(() => {
-      //console.log("viewer state changed");
       if (window && window.parent) {
-        //console.log("has window, and parent window", window, window.parent);
-        /*window.parent.postMessage(
-          { type: "state_change", state: JSON.stringify(viewer.state.toJSON()) },
-          "*"
-        );*/
-        // console.log("json", viewer.state.toJSON());
-        //
+        window.parent.postMessage({ type: "state_change", state: viewer.state.toJSON() }, "*");
       }
     });
   }