diff --git a/mozilla/configure b/mozilla/configure
index af31db62bfd..19b2af4bb70 100755
--- a/mozilla/configure
+++ b/mozilla/configure
@@ -9958,7 +9958,7 @@ fi
 
 
 
-MOZ_EXTENSIONS_DEFAULT="cookie wallet psm-glue"
+MOZ_EXTENSIONS_DEFAULT="cookie wallet psm-glue xml-rpc"
 
 # Check whether --with-extensions or --without-extensions was given.
 if test "${with_extensions+set}" = set; then
@@ -9966,7 +9966,7 @@ if test "${with_extensions+set}" = set; then
    MOZ_EXTENSIONS=""
     for option in `echo $withval | sed 's/,/ /g'`; do
       if test "$option" = "yes" || test "$option" = "all"; then
-        MOZ_EXTENSIONS="$MOZ_EXTENSIONS cookie irc wallet xmlterm psm-glue"
+        MOZ_EXTENSIONS="$MOZ_EXTENSIONS cookie irc wallet xmlterm psm-glue xml-rpc"
       elif test "$option" = "no" || test "$option" = "none"; then
         MOZ_EXTENSIONS=""
       elif test "$option" = "default"; then