diff --git a/libs/canvas/ruler.cc b/libs/canvas/ruler.cc
index c5a08ed283..91ec576426 100644
--- a/libs/canvas/ruler.cc
+++ b/libs/canvas/ruler.cc
@@ -208,6 +208,13 @@ Ruler::set_divide_height (double h)
         _divide_height = h;
 }
 
+void
+Ruler::set_divide_colors (Color t, Color b)
+{
+        _divider_color_bottom = b;
+        _divider_color_top = t;
+}
+
 void
 Ruler::set_metric (const Metric& m)
 {