diff --git a/src/gtkutil.c b/src/gtkutil.c
index f5e70305ead..f69ca5706d5 100644
--- a/src/gtkutil.c
+++ b/src/gtkutil.c
@@ -1251,48 +1251,45 @@ xg_frame_set_char_size (struct frame *f, int width, int height)
       hide_child_frame = false;
 #endif
 
-      if (outer_width != gwidth || outer_height != gheight)
+      if (hide_child_frame)
 	{
-          if (hide_child_frame)
-            {
-              block_input ();
+	  block_input ();
 #ifndef HAVE_PGTK
-              gtk_widget_hide (FRAME_GTK_OUTER_WIDGET (f));
+	  gtk_widget_hide (FRAME_GTK_OUTER_WIDGET (f));
 #else
-	      gtk_widget_hide (FRAME_WIDGET (f));
+	  gtk_widget_hide (FRAME_WIDGET (f));
 #endif
-              unblock_input ();
-            }
+	  unblock_input ();
+	}
 
 #ifndef HAVE_PGTK
+      gtk_window_resize (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)),
+			 outer_width, outer_height);
+#else
+      if (FRAME_GTK_OUTER_WIDGET (f))
+	{
 	  gtk_window_resize (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)),
 			     outer_width, outer_height);
-#else
-	  if (FRAME_GTK_OUTER_WIDGET (f))
-	    {
-	      gtk_window_resize (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)),
-				 outer_width, outer_height);
-	    }
-	  else
-	    {
-	      gtk_widget_set_size_request (FRAME_GTK_WIDGET (f),
-					   outer_width, outer_height);
-	    }
+	}
+      else
+	{
+	  gtk_widget_set_size_request (FRAME_GTK_WIDGET (f),
+				       outer_width, outer_height);
+	}
 #endif
 
-          if (hide_child_frame)
-            {
-              block_input ();
+      if (hide_child_frame)
+	{
+	  block_input ();
 #ifndef HAVE_PGTK
-              gtk_widget_show_all (FRAME_GTK_OUTER_WIDGET (f));
+	  gtk_widget_show_all (FRAME_GTK_OUTER_WIDGET (f));
 #else
-	      gtk_widget_show_all (FRAME_WIDGET (f));
+	  gtk_widget_show_all (FRAME_WIDGET (f));
 #endif
-              unblock_input ();
-            }
-
-	  fullscreen = Qnil;
+	  unblock_input ();
 	}
+
+      fullscreen = Qnil;
     }
   else
     {