diff --git a/mozilla/extensions/metrics/content/prefs.xul b/mozilla/extensions/metrics/content/prefs.xul
index 8e8bd979c1e..cdd1764c84b 100644
--- a/mozilla/extensions/metrics/content/prefs.xul
+++ b/mozilla/extensions/metrics/content/prefs.xul
@@ -16,7 +16,7 @@
 
   <prefpane id="metricsPrefsPanel" flex="1">
     <preferences id="metrics-prefs">
-      <preference id="metrics-pref-upload-enable" name="extensions.mozilla.metrics.upload.enable" type="bool" instantApply="tue"  />
+      <preference id="metrics-pref-upload-enable" name="extensions.mozilla.metrics.upload.enable" type="bool" instantApply="true"/>
     </preferences>
     <vbox class="prefs" flex="1">
       <description class="msg">&prefs.label.msg;</description>