diff --git a/README.md b/README.md
index d77291d..bc17cf6 100644
--- a/README.md
+++ b/README.md
@@ -40,6 +40,7 @@ Firefox by WebExtensions API.
   - [ ] yank/paste page
   - [x] pagenation
   - [x] open parent page
+  - [x] open root page
 - [ ] hints
   - [x] open a link
   - [ ] open a link in new tab
diff --git a/src/background/keys.js b/src/background/keys.js
index 992b42d..34483a0 100644
--- a/src/background/keys.js
+++ b/src/background/keys.js
@@ -33,6 +33,7 @@ const defaultKeymap = {
   '[[': { type: operations.NAVIGATE_LINK_PREV },
   ']]': { type: operations.NAVIGATE_LINK_NEXT },
   'gu': { type: operations.NAVIGATE_PARENT },
+  'gU': { type: operations.NAVIGATE_ROOT },
 };
 
 const asKeymapChars = (keys) => {
diff --git a/src/content/index.js b/src/content/index.js
index 4751cde..a9ccd63 100644
--- a/src/content/index.js
+++ b/src/content/index.js
@@ -45,6 +45,8 @@ const execOperation = (operation) => {
     return navigates.linkNext(window);
   case operations.NAVIGATE_PARENT:
     return navigates.parent(window);
+  case operations.NAVIGATE_ROOT:
+    return navigates.root(window);
   }
 };
 
diff --git a/src/content/navigates.js b/src/content/navigates.js
index 692b7be..64e5fc0 100644
--- a/src/content/navigates.js
+++ b/src/content/navigates.js
@@ -63,4 +63,8 @@ const parent = (win) => {
   }
 };
 
-export { historyPrev, historyNext, linkPrev, linkNext, parent };
+const root = (win) => {
+  win.location = win.location.origin;
+};
+
+export { historyPrev, historyNext, linkPrev, linkNext, parent, root };
diff --git a/src/operations/index.js b/src/operations/index.js
index 493e866..a40123a 100644
--- a/src/operations/index.js
+++ b/src/operations/index.js
@@ -16,6 +16,7 @@ export default {
   NAVIGATE_LINK_PREV: 'navigate.link.prev',
   NAVIGATE_LINK_NEXT: 'navigate.link.next',
   NAVIGATE_PARENT: 'navigate.parent',
+  NAVIGATE_ROOT: 'navigate.root',
 
   // Background
   TABS_CLOSE: 'tabs.close',