diff --git a/metadata/com.gs.mobileprint.txt b/metadata/com.gs.mobileprint.txt
index a88c944c10..fb2398d930 100644
--- a/metadata/com.gs.mobileprint.txt
+++ b/metadata/com.gs.mobileprint.txt
@@ -1,3 +1,4 @@
+Category:System
 License:GPLv3
 Web Site:http://sourceforge.net/projects/mobileprint/
 Source Code:https://mobileprint.svn.sourceforge.net/svnroot/mobileprint/