diff --git a/oracle/client/client.go b/oracle/client/client.go
index 4240691..2a2a847 100644
--- a/oracle/client/client.go
+++ b/oracle/client/client.go
@@ -288,7 +288,7 @@ func (oc OracleClient) CreateTxFactory(isPrevote bool) (tx.Factory, error) {
 	}
 	gas := oc.GasVote
 	if isPrevote {
-		gas = oc.GasVote
+		gas = oc.GasPrevote
 	}
 	return tx.Factory{}.
 		WithAccountRetriever(clientCtx.AccountRetriever).