diff --git a/mozilla/mail/components/compose/content/EdSpellCheck.js b/mozilla/mail/components/compose/content/EdSpellCheck.js
index e61038614f9..c0de052cc0c 100644
--- a/mozilla/mail/components/compose/content/EdSpellCheck.js
+++ b/mozilla/mail/components/compose/content/EdSpellCheck.js
@@ -530,7 +530,7 @@ function SetReplaceEnable()
 function doDefault()
 {
   if (gDialog.ReplaceButton.getAttribute("default") == "true")
-    Replace();
+    Replace(gDialog.ReplaceWordInput.value);
   else if (gDialog.IgnoreButton.getAttribute("default") == "true")
     Ignore();
   else if (gDialog.CloseButton.getAttribute("default") == "true")