diff -r 561e97db1cf7 -r c4097632a1a3 CHANGELOG
--- a/CHANGELOG	Sun Apr 28 00:21:28 2019 -0400
+++ b/CHANGELOG	Sat Apr 27 01:18:08 2019 +0300
@@ -12,6 +12,7 @@
   * evolve: reinstalled compatibility with narrow repositories,
   * evolve: use "unstable" instead of "troubled"
   * evolve: run multiple stabilisation in the same transaction
+  * topic: drop the b# alias. It conflicted with normal hashes.
 
 8.5.1 -- 2019-04-23
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