diff --git a/chain/messagepool/messagepool.go b/chain/messagepool/messagepool.go
index 6ec558ed2..8fa1b64a7 100644
--- a/chain/messagepool/messagepool.go
+++ b/chain/messagepool/messagepool.go
@@ -48,6 +48,8 @@ const RbfDenom = 256
 
 var RepublishInterval = pubsub.TimeCacheDuration + time.Duration(5*build.BlockDelaySecs+build.PropagationDelaySecs)*time.Second
 
+var minimumBaseFee = types.NewInt(build.MinimumBaseFee)
+
 var (
 	ErrMessageTooBig = errors.New("message too big")
 
@@ -55,6 +57,8 @@ var (
 
 	ErrNonceTooLow = errors.New("message nonce too low")
 
+	ErrGasFeeCapTooLow = errors.New("gas fee cap too low")
+
 	ErrNotEnoughFunds = errors.New("not enough funds to execute transaction")
 
 	ErrInvalidToAddr = errors.New("message had invalid to address")
@@ -349,6 +353,10 @@ func (mp *MessagePool) checkMessage(m *types.SignedMessage) error {
 		return ErrMessageValueTooHigh
 	}
 
+	if m.Message.GasFeeCap.LessThan(minimumBaseFee) {
+		return ErrGasFeeCapTooLow
+	}
+
 	if err := mp.VerifyMsgSig(m); err != nil {
 		log.Warnf("signature verification failed: %s", err)
 		return err