diff --git a/packages/app/README.md b/packages/app/README.md
index a79f504fc..36a9a0384 100644
--- a/packages/app/README.md
+++ b/packages/app/README.md
@@ -103,7 +103,7 @@ when H5Web is embeded inside another app.
 <App sidebarOpen={false} />
 ```
 
-> This replaces prop `explorerOpen`, which is now deprecated and will be removed
+> This replaces prop `explorerOpen`, which was deprecated in v7.1.0 and removed
 > in v8.0.0.
 
 #### `initialPath?: string` (optional)
diff --git a/packages/app/src/App.tsx b/packages/app/src/App.tsx
index b6533b4d5..9201fb692 100644
--- a/packages/app/src/App.tsx
+++ b/packages/app/src/App.tsx
@@ -17,8 +17,6 @@ import VisConfigProvider from './VisConfigProvider';
 import Visualizer from './visualizer/Visualizer';
 
 interface Props {
-  /** @deprecated */
-  explorerOpen?: boolean;
   sidebarOpen?: boolean;
   initialPath?: string;
   getFeedbackURL?: (context: FeedbackContext) => string;
@@ -28,8 +26,7 @@ interface Props {
 
 function App(props: Props) {
   const {
-    explorerOpen = true, // eslint-disable-line etc/no-deprecated
-    sidebarOpen: initialSidebarOpen = explorerOpen, // eslint-disable-line etc/no-deprecated
+    sidebarOpen: initialSidebarOpen = true,
     initialPath = '/',
     getFeedbackURL,
     disableDarkMode,