diff -up step-15.04.0/CMakeLists.txt.appdata step-15.04.0/CMakeLists.txt
--- step-15.04.0/CMakeLists.txt.appdata	2015-03-22 04:31:20.000000000 -0500
+++ step-15.04.0/CMakeLists.txt	2015-04-19 13:01:48.210442421 -0500
@@ -75,6 +75,6 @@ add_subdirectory(stepcore)
 add_subdirectory(step)
 add_subdirectory(autotests)
 
-install(FILES step.appdata.xml DESTINATION ${SHARE_INSTALL_PREFIX}/appdata/)
+install(FILES step.appdata.xml DESTINATION ${SHARE_INSTALL_PREFIX}/appdata/ RENAME org.kde.step.appdata.xml )
 
 feature_summary(WHAT ALL FATAL_ON_MISSING_REQUIRED_PACKAGES)