diff --git a/collects/mred/private/wx/common/backing-dc.rkt b/collects/mred/private/wx/common/backing-dc.rkt
index d095a881..597f5236 100644
--- a/collects/mred/private/wx/common/backing-dc.rkt
+++ b/collects/mred/private/wx/common/backing-dc.rkt
@@ -194,6 +194,7 @@
 (define (backing-draw-bm bm cr w h)
   (if (procedure? bm)
       (begin
+        (send cairo-dc reset-config)
         (send cairo-dc set-cr cr w h)
         (bm cairo-dc)
         (send cairo-dc set-cr #f 0 0))