diff --git a/desktop/geary.appdata.xml b/desktop/geary.appdata.xml
index 538d0b4e..eab5ace4 100644
--- a/desktop/geary.appdata.xml
+++ b/desktop/geary.appdata.xml
@@ -1,4 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!-- Copyright 2013 Yorba Foundation <geary@yorba.org> -->
 <application>
 <id type="desktop">geary.desktop</id>
 <licence>CC0</licence>