diff --git a/shell/browser/ui/cocoa/electron_ns_window_delegate.mm b/shell/browser/ui/cocoa/electron_ns_window_delegate.mm
index 2b357ad7a8151..f9b7a1170d1de 100644
--- a/shell/browser/ui/cocoa/electron_ns_window_delegate.mm
+++ b/shell/browser/ui/cocoa/electron_ns_window_delegate.mm
@@ -238,8 +238,9 @@ - (void)windowWillEnterFullScreen:(NSNotification*)notification {
 
   shell_->NotifyWindowWillEnterFullScreen();
 
-  // Save resizable value before entering fullscreen.
+  // Setting resizable to true before entering fullscreen.
   is_resizable_ = shell_->IsResizable();
+  shell_->SetResizable(true);
 }
 
 - (void)windowDidEnterFullScreen:(NSNotification*)notification {