--- a/README	Wed May 13 08:47:27 2015 -0700
+++ b/README	Wed May 13 17:25:15 2015 -0700
@@ -59,6 +59,7 @@
 - fix some possible crash during command abort (release non-existant transaction)
 - fix simple4server bug tracker URL
 - compatibility with bookmark API change in future Mercurial 3.5
+- prune no longer move the active bookmark for no reason (issue4559)
 
 5.1.4 -- 2015-04-23