diff --git a/indra/newview/skins/default/xui/en/strings.xml b/indra/newview/skins/default/xui/en/strings.xml
index 7e4b9eb25a..7e808a4ba6 100644
--- a/indra/newview/skins/default/xui/en/strings.xml
+++ b/indra/newview/skins/default/xui/en/strings.xml
@@ -26,7 +26,7 @@
 
 	<!-- about dialog/support string-->
 	<string name="AboutHeader">
-[APP_NAME] [VIEWER_VERSION_0].[VIEWER_VERSION_1].[VIEWER_VERSION_2] ([VIEWER_VERSION_3]) [BUILD_DATE] [BUILD_TIME] ([CHANNEL]) [BUILD_TYPE]
+[APP_NAME] [VIEWER_VERSION_0].[VIEWER_VERSION_1].[VIEWER_VERSION_2] ([VIEWER_VERSION_3]) [BUILD_DATE] [BUILD_TIME] ([ADDRESS_SIZE]bit) ([CHANNEL]) [BUILD_TYPE]
 [[VIEWER_RELEASE_NOTES_URL] [ReleaseNotes]]
 	</string>
 	<string name="AboutCompiler">Built with [COMPILER] version [COMPILER_VERSION]</string>