diff --git a/tests/vm/gh_test.go b/tests/vm/gh_test.go
index 2db7a0fd09f2d1164b470f799fc4694d7d61a5d3..e3908af52cc444b4570cf133b628b7788587f970 100644
--- a/tests/vm/gh_test.go
+++ b/tests/vm/gh_test.go
@@ -11,6 +11,7 @@ import (
 	"github.com/ethereum/go-ethereum/logger"
 	"github.com/ethereum/go-ethereum/state"
 	"github.com/ethereum/go-ethereum/tests/helper"
+	"github.com/ethereum/go-ethereum/vm"
 )
 
 type Account struct {
@@ -80,13 +81,11 @@ func RunVmTest(p string, t *testing.T) {
 	helper.CreateFileTests(t, p, &tests)
 
 	for name, test := range tests {
-		/*
-			vm.Debug = true
-			helper.Logger.SetLogLevel(4)
-			if name != "refund_CallToSuicideTwice" {
-				continue
-			}
-		*/
+		vm.Debug = true
+		helper.Logger.SetLogLevel(4)
+		if name != "addmod0" {
+			continue
+		}
 		db, _ := ethdb.NewMemDatabase()
 		statedb := state.New(nil, db)
 		for addr, account := range test.Pre {