diff --git a/gtk/gtkgrid.c b/gtk/gtkgrid.c
index 66899650e6..7079991081 100644
--- a/gtk/gtkgrid.c
+++ b/gtk/gtkgrid.c
@@ -1470,11 +1470,8 @@ gtk_grid_get_size_for_size (GtkGrid        *grid,
   GtkGridLines *lines;
   gint min_size, nat_size;
 
-  if (minimum)
-    *minimum = 0;
-
-  if (natural)
-    *natural = 0;
+  *minimum = 0;
+  *natural = 0;
 
   if (minimum_baseline)
     *minimum_baseline = -1;