diff --git a/src/gtkutil.c b/src/gtkutil.c
index 2a647810886..1b4ecaf9492 100644
--- a/src/gtkutil.c
+++ b/src/gtkutil.c
@@ -3282,8 +3282,13 @@ menu_bar_button_pressed_cb (GtkWidget *widget, GdkEvent *event,
 {
   struct frame *f = user_data;
 
-  if (event->button.button < 4)
-    set_frame_menubar (f, true);
+  if (event->button.button < 4
+      && event->button.window != gtk_widget_get_window (widget)
+      && !popup_activated ())
+    {
+      pgtk_menu_set_in_use (true);
+      set_frame_menubar (f, true);
+    }
 
   return false;
 }
diff --git a/src/pgtkmenu.c b/src/pgtkmenu.c
index 7a3bfea4518..bd63af3b223 100644
--- a/src/pgtkmenu.c
+++ b/src/pgtkmenu.c
@@ -43,7 +43,7 @@ along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 #include <gtk/gtk.h>
 
 /* Flag which when set indicates a dialog or menu has been posted by
-   Xt on behalf of one of the widget sets.  */
+   GTK on behalf of one of the widget sets.  */
 static int popup_activated_flag;
 
 /* Set menu_items_inuse so no other popup menu or dialog is created.  */
@@ -132,7 +132,7 @@ pgtk_activate_menubar (struct frame *f)
 static void
 popup_deactivate_callback (GtkWidget *widget, gpointer client_data)
 {
-  popup_activated_flag = 0;
+  pgtk_menu_set_in_use (false);
 }
 
 /* Function that finds the frame for WIDGET and shows the HELP text
diff --git a/src/xdisp.c b/src/xdisp.c
index acb9cb7283c..5cb58391dde 100644
--- a/src/xdisp.c
+++ b/src/xdisp.c
@@ -16037,11 +16037,9 @@ redisplay_internal (void)
   if (!fr->glyphs_initialized_p)
     return;
 
-#if defined (USE_X_TOOLKIT) || (defined (USE_GTK) && !defined (HAVE_PGTK)) || defined (HAVE_NS)
+#if defined (USE_X_TOOLKIT) || defined (USE_GTK) || defined (HAVE_NS)
   if (popup_activated ())
-    {
-      return;
-    }
+    return;
 #endif
 
 #if defined (HAVE_HAIKU)