diff --git a/collects/mred/private/wxme/keymap.ss b/collects/mred/private/wxme/keymap.ss
index f6bd7d5a8d..4988a168f3 100644
--- a/collects/mred/private/wxme/keymap.ss
+++ b/collects/mred/private/wxme/keymap.ss
@@ -47,8 +47,8 @@
         ("subtract" . subtract)
         ("multiply" . multiply)
         ("divide" . divide)
-        ("backspace" . back)
-        ("back" . back)
+        ("backspace" . #\backspace)
+        ("back" . #\backspace)
         ("return" . #\return)
         ("enter" . #\return)
         ("tab" . #\tab)