diff --git a/genesis/genesis_fuji.go b/genesis/genesis_fuji.go
index c47e691cc3f..a267765e03a 100644
--- a/genesis/genesis_fuji.go
+++ b/genesis/genesis_fuji.go
@@ -45,7 +45,7 @@ var (
 				MaxGasPerSecond:          1_000,
 				TargetGasPerSecond:       500,
 				MinGasPrice:              1,
-				ExcessConversionConstant: 1,
+				ExcessConversionConstant: 5_000,
 			},
 		},
 		StakingConfig: StakingConfig{
diff --git a/genesis/genesis_local.go b/genesis/genesis_local.go
index 095e664d249..f5bbf5c4c7b 100644
--- a/genesis/genesis_local.go
+++ b/genesis/genesis_local.go
@@ -63,7 +63,7 @@ var (
 				MaxGasPerSecond:          1_000,
 				TargetGasPerSecond:       500,
 				MinGasPrice:              1,
-				ExcessConversionConstant: 1,
+				ExcessConversionConstant: 5_000,
 			},
 		},
 		StakingConfig: StakingConfig{
diff --git a/genesis/genesis_mainnet.go b/genesis/genesis_mainnet.go
index e0e7228bb15..790a8e00763 100644
--- a/genesis/genesis_mainnet.go
+++ b/genesis/genesis_mainnet.go
@@ -45,7 +45,7 @@ var (
 				MaxGasPerSecond:          1_000,
 				TargetGasPerSecond:       500,
 				MinGasPrice:              1,
-				ExcessConversionConstant: 1,
+				ExcessConversionConstant: 5_000,
 			},
 		},
 		StakingConfig: StakingConfig{