diff -r a7c4f163656b -r 77f3699e711e CHANGELOG
--- a/CHANGELOG	Thu May 09 09:42:51 2019 -0700
+++ b/CHANGELOG	Mon May 27 01:53:36 2019 +0200
@@ -13,6 +13,9 @@
   * evolve: use "unstable" instead of "troubled"
   * evolve: run multiple stabilisation in the same transaction
   * evolve: improve users merging during content-divergence
+  * obsdiscovery: drop support for deprecated discovery protocol `obshash`
+    (Make sure your servers are configured to use the obshashrange one.
+    It is available in evolve 7.2 and above.)
   * topic: drop the b# alias. It conflicted with normal hashes.
 
 8.5.1 -- 2019-04-23