diff --git a/gossip/gasprice/constructive.go b/gossip/gasprice/constructive.go
index d9c0e7dbe..d7fb99aa2 100644
--- a/gossip/gasprice/constructive.go
+++ b/gossip/gasprice/constructive.go
@@ -77,14 +77,6 @@ func (gpo *Oracle) constructiveGasPriceOf(freeRatio uint64, adjustedMinPrice *bi
 	multiplier := new(big.Int).SetUint64(freeRatioToConstructiveGasRatio(freeRatio))
 
 	// gas price = multiplier * adjustedMinPrice
-	tip := multiplier.Mul(multiplier, adjustedMinPrice)
-	tip.Div(tip, DecimalUnitBn)
-
-	if tip.Cmp(gpo.cfg.MinGasPrice) < 0 {
-		return gpo.cfg.MinGasPrice
-	}
-	if tip.Cmp(gpo.cfg.MaxGasPrice) > 0 {
-		return gpo.cfg.MaxGasPrice
-	}
-	return tip
+	price := multiplier.Mul(multiplier, adjustedMinPrice)
+	return price.Div(price, DecimalUnitBn)
 }
diff --git a/gossip/gasprice/gasprice.go b/gossip/gasprice/gasprice.go
index 8d872d030..872f29d6a 100644
--- a/gossip/gasprice/gasprice.go
+++ b/gossip/gasprice/gasprice.go
@@ -139,6 +139,12 @@ func (gpo *Oracle) suggestTip(certainty uint64) *big.Int {
 	constructive := gpo.constructiveGasPrice(gpo.c.totalGas(), 0.005*DecimalUnit+certainty/25, adjustedMinGasPrice)
 
 	combined := math.BigMax(reactive, constructive)
+	if combined.Cmp(gpo.cfg.MinGasPrice) < 0 {
+		combined = gpo.cfg.MinGasPrice
+	}
+	if combined.Cmp(gpo.cfg.MaxGasPrice) > 0 {
+		combined = gpo.cfg.MaxGasPrice
+	}
 
 	tip := new(big.Int).Sub(combined, minPrice)
 	if tip.Sign() < 0 {
diff --git a/gossip/gasprice/reactive.go b/gossip/gasprice/reactive.go
index 17764642e..4c4464fbb 100644
--- a/gossip/gasprice/reactive.go
+++ b/gossip/gasprice/reactive.go
@@ -14,7 +14,7 @@ import (
 const (
 	percentilesPerStat = 20
 	statUpdatePeriod   = 1 * time.Second
-	statsBuffer        = (12 * time.Second) / statUpdatePeriod
+	statsBuffer        = int((12 * time.Second) / statUpdatePeriod)
 	maxGasToIndex      = 40000000
 )