diff --git a/CHANGELOG.md b/CHANGELOG.md
index 274f7947..bf599732 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,9 +3,17 @@ Changelog for NeoFS Node
 
 ## [Unreleased]
 
+### Upgrading from v0.25.1
+Deleted `NEOFS_IR_NOTARY_SIDE_DEPOSIT_AMOUNT`, `NEOFS_IR_NOTARY_MAIN_DEPOSIT_AMOUNT`
+and `NEOFS_IR_TIMERS_SIDE_NOTARY`, `NEOFS_IR_TIMERS_MAIN_NOTARY` Inner Ring envs.
+Deleted `NEOFS_MORPH_NOTARY_DEPOSIT_AMOUNT` and `NEOFS_MORPH_NOTARY_DEPOSIT_DURATION`
+Storage Node envs.
+
 ### Changed
 - Do not use global flags in CLI; delete useless flags from `accounting balance`
   command (#810)
+- SN and IR notary deposits are made dynamically depending on the Notary and
+  GAS balances now (#873)
 
 ## [0.25.1] - 2021-09-29