diff --git a/Libraries/LibWebView/WebContentClient.cpp b/Libraries/LibWebView/WebContentClient.cpp
index 7749d8425c8..b8a20b2da56 100644
--- a/Libraries/LibWebView/WebContentClient.cpp
+++ b/Libraries/LibWebView/WebContentClient.cpp
@@ -688,13 +688,12 @@ void WebContentClient::did_request_minimize_window(u64 page_id)
     }
 }
 
-Messages::WebContentClient::DidRequestFullscreenWindowResponse WebContentClient::did_request_fullscreen_window(u64 page_id)
+void WebContentClient::did_request_fullscreen_window(u64 page_id)
 {
     if (auto view = view_for_page_id(page_id); view.has_value()) {
         if (view->on_fullscreen_window)
             view->on_fullscreen_window();
     }
-    return true;
 }
 
 void WebContentClient::did_request_exit_fullscreen(u64 page_id)
diff --git a/Libraries/LibWebView/WebContentClient.h b/Libraries/LibWebView/WebContentClient.h
index ca5e4152b6c..198938e4b13 100644
--- a/Libraries/LibWebView/WebContentClient.h
+++ b/Libraries/LibWebView/WebContentClient.h
@@ -130,7 +130,7 @@ private:
     virtual void did_request_resize_window(u64 page_id, Gfx::IntSize) override;
     virtual void did_request_maximize_window(u64 page_id) override;
     virtual void did_request_minimize_window(u64 page_id) override;
-    virtual Messages::WebContentClient::DidRequestFullscreenWindowResponse did_request_fullscreen_window(u64 page_id) override;
+    virtual void did_request_fullscreen_window(u64 page_id) override;
     virtual void did_request_exit_fullscreen(u64 page_id) override;
     virtual void did_request_file(u64 page_id, ByteString path, i32) override;
     virtual void did_request_color_picker(u64 page_id, Color current_color) override;
diff --git a/Services/WebContent/WebContentClient.ipc b/Services/WebContent/WebContentClient.ipc
index e346529b026..2702f271066 100644
--- a/Services/WebContent/WebContentClient.ipc
+++ b/Services/WebContent/WebContentClient.ipc
@@ -101,7 +101,7 @@ endpoint WebContentClient
     did_request_resize_window(u64 page_id, Gfx::IntSize size) =|
     did_request_maximize_window(u64 page_id) =|
     did_request_minimize_window(u64 page_id) =|
-    did_request_fullscreen_window(u64 page_id) => (bool success)
+    did_request_fullscreen_window(u64 page_id) =|
     did_request_exit_fullscreen(u64 page_id) =|
     did_request_file(u64 page_id, ByteString path, i32 request_id) =|
     did_request_color_picker(u64 page_id, Color current_color) =|