diff --git a/misc/chrome/gophertool/manifest.json b/misc/chrome/gophertool/manifest.json
index 1a2e9203005..04386594ae5 100644
--- a/misc/chrome/gophertool/manifest.json
+++ b/misc/chrome/gophertool/manifest.json
@@ -8,7 +8,7 @@
   },
   "browser_action": {
     "default_icon": "gopher.png",
-    "popup": "popup.html"
+    "default_popup": "popup.html"
   },
   "omnibox": { "keyword": "golang" },
   "icons": {