diff --git a/gtk/gtkalignment.c b/gtk/gtkalignment.c
index fc22d5b12e..3f26c716c4 100644
--- a/gtk/gtkalignment.c
+++ b/gtk/gtkalignment.c
@@ -679,11 +679,8 @@ gtk_alignment_get_preferred_size (GtkWidget      *widget,
       natural += child_nat;
     }
 
-  if (minimum_size)
-    *minimum_size = minimum;
-
-  if (natural_size)
-    *natural_size = natural;
+  *minimum_size = minimum;
+  *natural_size = natural;
 }
 
 static void