diff --git a/shell/browser/native_window_mac.mm b/shell/browser/native_window_mac.mm
index fb03ce72a121b..71b5dbb7aad9b 100644
--- a/shell/browser/native_window_mac.mm
+++ b/shell/browser/native_window_mac.mm
@@ -815,7 +815,8 @@ void ViewDidMoveToSuperview(NSView* self, SEL _cmd) {
 }
 
 bool NativeWindowMac::IsResizable() {
-  bool in_fs_transition = fullscreen_transition_state() != FullScreenTransitionState::NONE;
+  bool in_fs_transition =
+      fullscreen_transition_state() != FullScreenTransitionState::NONE;
   bool has_rs_mask = [window_ styleMask] & NSWindowStyleMaskResizable;
   return has_rs_mask && !IsFullscreen() && !in_fs_transition;
 }
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 {