diff --git a/gtk/gtkrenderborder.c b/gtk/gtkrenderborder.c
index f755f9f005..6ecf0cf005 100644
--- a/gtk/gtkrenderborder.c
+++ b/gtk/gtkrenderborder.c
@@ -447,8 +447,8 @@ set_stroke_style (cairo_t        *cr,
        */
       if (n == nearbyint (n))
         {
-          segments[0] = 1;
-          segments[1] = 2;
+          segments[0] = line_width;
+          segments[1] = 2 * line_width;
         }
       else
         {