diff -up Ardour-5.8.0/libs/ardour/revision.cc.appdata-revision Ardour-5.8.0/libs/ardour/revision.cc
--- Ardour-5.8.0/libs/ardour/revision.cc.appdata-revision	2017-02-28 12:59:50.000000000 +0100
+++ Ardour-5.8.0/libs/ardour/revision.cc	2017-03-09 16:21:16.439546988 +0100
@@ -1,2 +1,5 @@
 #include "ardour/revision.h"
-namespace ARDOUR { const char* revision = "5.10"; }
+namespace ARDOUR {
+    const char* revision = "5.10";
+    const char* date = "2017-06-14";
+}