diff --git a/share/sgml/freebsd.dsl b/share/sgml/freebsd.dsl
index d050318d3c..f783c81dcd 100644
--- a/share/sgml/freebsd.dsl
+++ b/share/sgml/freebsd.dsl
@@ -333,6 +333,10 @@
           ;; natively.
           ".png")
 
+        (define %callout-graphics-number-limit%
+          ;; Number of largest callout graphic
+          15)
+
         (define %callout-graphics-path%
           ;; Path to callout graphics
           "./imagelib/callouts/")