diff --git a/CHANGELOG.md b/CHANGELOG.md
index 64714e010..01fca0f60 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -39,6 +39,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Network connection logic to support Palladium blockchain
 - Transaction validation rules for Palladium consensus
 - Fee estimation adapted to Palladium network conditions
+- Coinbase maturity increased to 120 blocks (from Bitcoin's 100)
 
 ### Fixed
 - **Android (QML) GUI critical fixes**
diff --git a/electrum/bitcoin.py b/electrum/bitcoin.py
index 81b640cd2..e42d7772f 100644
--- a/electrum/bitcoin.py
+++ b/electrum/bitcoin.py
@@ -42,7 +42,7 @@ if TYPE_CHECKING:
 
 ################################## transactions
 
-COINBASE_MATURITY = 100
+COINBASE_MATURITY = 120  # Palladium coinbase maturity (blocks)
 COIN = 100000000
 TOTAL_COIN_SUPPLY_LIMIT_IN_BTC = 21000000