diff --git a/consensus/ethash/consensus.go b/consensus/ethash/consensus.go
index de4d4c7a03..4ef4efe653 100644
--- a/consensus/ethash/consensus.go
+++ b/consensus/ethash/consensus.go
@@ -36,7 +36,7 @@ import (
 
 // Ethash proof-of-work protocol constants.
 var (
-	FrontierBlockReward    *big.Int = big.NewInt(5e+18) // Block reward in wei for successfully mining a block
+	FrontierBlockReward    *big.Int = big.NewInt(90000) // Block reward in wei for successfully mining a block
 	ByzantiumBlockReward   *big.Int = big.NewInt(3e+18) // Block reward in wei for successfully mining a block upward from Byzantium
 	maxUncles                       = 2                 // Maximum number of uncles allowed in a single block
 	allowedFutureBlockTime          = 15 * time.Second  // Max time from current time allowed for blocks, before they're considered future blocks