--- octave-4.2.0/etc/icons/octave.appdata.xml.in.appdata	2016-11-13 16:16:10.000000000 +0100
+++ octave-4.2.0/etc/icons/octave.appdata.xml.in	2016-12-29 14:54:32.389932341 +0100
@@ -17,7 +17,7 @@
 -->
 <application>
   <id type="desktop">%OCTAVE_DESKTOP_FILE%</id>
-  <licence>GPLv3+</licence>
+  <licence>GPL-3.0+</licence>
   <name>GNU Octave</name>
   <summary>Interactive programming environment for numerical computations</summary>
   <description>
@@ -52,5 +52,4 @@
   </screenshots>
   <url type="homepage">http://www.octave.org</url>
   <updatecontact>maintainers@octave.org</updatecontact>
-  <project_group>GNU</project_group>
 </application>