--- a/runtime/common/CHANGELOG.md
+++ /dev/null
@@ -1,13 +0,0 @@
-# Change Log
-
-All notable changes to this project will be documented in this file.
-
-## [0.9.25] - 2022-07-14
-
-### Added
-
- - Implementation of RPC method `token_owners` returning 10 owners in no particular order.
-    This was an internal request to improve the web interface and support fractionalization event. 
-
-
- 
\ No newline at end of file
--- a/runtime/common/constants.rs
+++ /dev/null
@@ -1,55 +0,0 @@
-// Copyright 2019-2022 Unique Network (Gibraltar) Ltd.
-// This file is part of Unique Network.
-
-// Unique Network is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
-
-// Unique Network is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License for more details.
-
-// You should have received a copy of the GNU General Public License
-// along with Unique Network. If not, see <http://www.gnu.org/licenses/>.
-
-use sp_runtime::Perbill;
-use frame_support::{
-	parameter_types,
-	weights::{Weight, constants::WEIGHT_PER_SECOND},
-};
-use up_common::types::{BlockNumber, Balance};
-
-pub const MILLISECS_PER_BLOCK: u64 = 12000;
-
-pub const SLOT_DURATION: u64 = MILLISECS_PER_BLOCK;
-
-// These time units are defined in number of blocks.
-pub const MINUTES: BlockNumber = 60_000 / (MILLISECS_PER_BLOCK as BlockNumber);
-pub const HOURS: BlockNumber = MINUTES * 60;
-pub const DAYS: BlockNumber = HOURS * 24;
-
-pub const MICROUNIQUE: Balance = 1_000_000_000_000;
-pub const MILLIUNIQUE: Balance = 1_000 * MICROUNIQUE;
-pub const CENTIUNIQUE: Balance = 10 * MILLIUNIQUE;
-pub const UNIQUE: Balance = 100 * CENTIUNIQUE;
-
-// Targeting 0.1 UNQ per transfer
-pub const WEIGHT_TO_FEE_COEFF: u32 = 207_890_902;
-
-// Targeting 0.15 UNQ per transfer via ETH
-pub const MIN_GAS_PRICE: u64 = 1_019_493_469_850;
-
-/// We assume that ~10% of the block weight is consumed by `on_initalize` handlers.
-/// This is used to limit the maximal weight of a single extrinsic.
-pub const AVERAGE_ON_INITIALIZE_RATIO: Perbill = Perbill::from_percent(10);
-/// We allow `Normal` extrinsics to fill up the block up to 75%, the rest can be used
-/// by  Operational  extrinsics.
-pub const NORMAL_DISPATCH_RATIO: Perbill = Perbill::from_percent(75);
-/// We allow for 2 seconds of compute with a 6 second average block time.
-pub const MAXIMUM_BLOCK_WEIGHT: Weight = WEIGHT_PER_SECOND / 2;
-
-parameter_types! {
-	pub const TransactionByteFee: Balance = 501 * MICROUNIQUE;
-}
--- a/runtime/common/mod.rs
+++ b/runtime/common/mod.rs
@@ -15,7 +15,6 @@
 // along with Unique Network. If not, see <http://www.gnu.org/licenses/>.
 
 pub mod config;
-pub mod constants;
 pub mod construct_runtime;
 pub mod dispatch;
 pub mod ethereum;
--- /dev/null
+++ b/runtime/opal/CHANGELOG.md
@@ -0,0 +1,3 @@
+# Change Log
+
+All notable changes to this project will be documented in this file.
--- /dev/null
+++ b/runtime/quartz/CHANGELOG.md
@@ -0,0 +1,3 @@
+# Change Log
+
+All notable changes to this project will be documented in this file.
--- /dev/null
+++ b/runtime/unique/CHANGELOG.md
@@ -0,0 +1,3 @@
+# Change Log
+
+All notable changes to this project will be documented in this file.