diff --git a/mozilla/toolkit/locales/en-US/chrome/mozapps/update/update.properties b/mozilla/toolkit/locales/en-US/chrome/mozapps/update/update.properties
index ba85c4ad95f..7e8441555a7 100644
--- a/mozilla/toolkit/locales/en-US/chrome/mozapps/update/update.properties
+++ b/mozilla/toolkit/locales/en-US/chrome/mozapps/update/update.properties
@@ -28,7 +28,7 @@ updatesAvailableTooltip-0=Update(s) Available
 updatesAvailableTooltip-1=Update(s) Available
 updatesAvailableTooltip-2=Critical Update(s) Available
 
-updatesCheckForUpdatesTooltip=Double-click here to check for Updates
+updatesCheckForUpdatesTooltip=Double-click here to check for updates
 
 installTextNoFurtherActions=Choose the ones you want to install and click Install Now to install them.
 installTextFurtherCations=Choose the ones you want to install and click Next to continue.