diff --git a/runtime/mainnet/src/lib.rs b/runtime/mainnet/src/lib.rs
index 8feef54f..bc530c40 100644
--- a/runtime/mainnet/src/lib.rs
+++ b/runtime/mainnet/src/lib.rs
@@ -425,8 +425,8 @@ impl pallet_session::historical::Config for Runtime {
 // varies
 pallet_staking_reward_curve::build! {
 	const REWARD_CURVE: PiecewiseLinear<'static> = curve!(
-		min_inflation: 0_025_000, // min inflation of 2.5%
-		max_inflation: 0_050_000, // max inflation of 5% (acheived only at ideal stake)
+		min_inflation: 0_015_000, // min inflation of 1.5%
+		max_inflation: 0_025_000, // max inflation of 2.5% (acheived only at ideal stake)
 		ideal_stake: 0_600_000, // ideal stake (60% of total supply)
 		falloff: 0_050_000,
 		max_piece_count: 40,
diff --git a/runtime/testnet/src/lib.rs b/runtime/testnet/src/lib.rs
index d1416499..a3155bf7 100644
--- a/runtime/testnet/src/lib.rs
+++ b/runtime/testnet/src/lib.rs
@@ -432,8 +432,8 @@ impl pallet_session::historical::Config for Runtime {
 // varies
 pallet_staking_reward_curve::build! {
 	const REWARD_CURVE: PiecewiseLinear<'static> = curve!(
-		min_inflation: 0_025_000, // min inflation of 2.5%
-		max_inflation: 0_050_000, // max inflation of 5% (acheived only at ideal stake)
+		min_inflation: 0_015_000, // min inflation of 1.5%
+		max_inflation: 0_025_000, // max inflation of 2.5% (acheived only at ideal stake)
 		ideal_stake: 0_600_000, // ideal stake (60% of total supply)
 		falloff: 0_050_000,
 		max_piece_count: 40,