diff --git a/mozilla/xpfe/global/resources/content/inputBindings.xul b/mozilla/xpfe/global/resources/content/inputBindings.xul
index 55e625104ad..a90bea6bea6 100644
--- a/mozilla/xpfe/global/resources/content/inputBindings.xul
+++ b/mozilla/xpfe/global/resources/content/inputBindings.xul
@@ -86,5 +86,6 @@
             var controller =
             document.commandDispatcher.getControllerForCommand('cmd_redo');
             controller.doCommand('cmd_redo');"/>
+	<key id="key_space" key=" " cancel="true"/>
   </keyset>
 </window>
diff --git a/mozilla/xpfe/global/resources/content/textAreaBindings.xul b/mozilla/xpfe/global/resources/content/textAreaBindings.xul
index 8d871840417..5b327a2e4cc 100644
--- a/mozilla/xpfe/global/resources/content/textAreaBindings.xul
+++ b/mozilla/xpfe/global/resources/content/textAreaBindings.xul
@@ -86,5 +86,6 @@
             var controller =
             document.commandDispatcher.getControllerForCommand('cmd_redo');
             controller.doCommand('cmd_redo');"/>
+	<key id="key_space" key=" " cancel="true"/>
   </keyset>
 </window>