diff --git a/collects/mred/private/kernel.ss b/collects/mred/private/kernel.ss
index 77d85bca..5aa67068 100644
--- a/collects/mred/private/kernel.ss
+++ b/collects/mred/private/kernel.ss
@@ -610,6 +610,7 @@
     set-rectangle
     get-dc)
   (define-class dc-path% object% #f
+    get-bounding-box
     append
     reverse
     rotate