diff --git a/block_reward_test.go b/block_reward_test.go
index 3060d3e..d92ffd2 100644
--- a/block_reward_test.go
+++ b/block_reward_test.go
@@ -23,7 +23,7 @@ func TestCalculateBlockReward(t *testing.T) {
 		// Assert
 		assert.Equal(t, 0.95, reward)
 	})
-	t.Run("It returns 0.99 if there is 1 miner and the block height is 100", func(t *testing.T) {
+	t.Run("It returns 0.99 if there is 1 miner and the Guadalajara update is active", func(t *testing.T) {
 		// Arrange
 		LoadEnv()
 		// Act
diff --git a/node_util/block_reward.go b/node_util/block_reward.go
index f65fb0e..0961916 100644
--- a/node_util/block_reward.go
+++ b/node_util/block_reward.go
@@ -22,7 +22,7 @@ func CalculateBlockReward(minerCount int64, blockHeight int) float64 {
 		reward = math.Pow(p, float64(minerCount))
 	} else {
 		years := (blockHeight - Env.Upgrades.Alexandria) / 31536000
-		reward = math.Pow(p, float64(minerCount)) * float64(10000*int(years)) // Block reward multiplies by a constant (10000) every year. This will prevent a limited supply.
+		reward = math.Pow(p, float64(minerCount)) + float64(10000*int(years)) // Block reward multiplies by a constant (10000) every year. This will prevent a limited supply.
 	}
 	return reward
 }