diff --git a/itests/kit/control.go b/itests/kit/control.go
index 0528c4c8993..98bb2a2adca 100644
--- a/itests/kit/control.go
+++ b/itests/kit/control.go
@@ -15,10 +15,10 @@ import (
 	"github.com/filecoin-project/lotus/chain/types"
 )
 
-func SetControlAddresses(t *testing.T, client *TestFullNode, w *TestMiner, addrs ...addr.Address) {
+func (tm *TestMiner) SetControlAddresses(t *testing.T, addrs ...addr.Address) {
 	ctx := context.TODO()
 
-	mi, err := client.StateMinerInfo(ctx, w.ActorAddr, types.EmptyTSK)
+	mi, err := tm.FullNode.StateMinerInfo(ctx, tm.ActorAddr, types.EmptyTSK)
 	require.NoError(t, err)
 
 	cwp := &miner2.ChangeWorkerAddressParams{
@@ -29,9 +29,9 @@ func SetControlAddresses(t *testing.T, client *TestFullNode, w *TestMiner, addrs
 	sp, err := actors.SerializeParams(cwp)
 	require.NoError(t, err)
 
-	smsg, err := client.MpoolPushMessage(ctx, &types.Message{
+	smsg, err := tm.FullNode.MpoolPushMessage(ctx, &types.Message{
 		From:   mi.Owner,
-		To:     w.ActorAddr,
+		To:     tm.ActorAddr,
 		Method: miner.Methods.ChangeWorkerAddress,
 
 		Value:  big.Zero(),
@@ -39,5 +39,5 @@ func SetControlAddresses(t *testing.T, client *TestFullNode, w *TestMiner, addrs
 	}, nil)
 	require.NoError(t, err)
 
-	WaitMsg(ctx, t, client, smsg.Cid())
+	tm.FullNode.WaitMsg(ctx, smsg.Cid())
 }
diff --git a/itests/kit/funds.go b/itests/kit/funds.go
index 100e77183f7..e49c708ea9b 100644
--- a/itests/kit/funds.go
+++ b/itests/kit/funds.go
@@ -29,12 +29,12 @@ func SendFunds(ctx context.Context, t *testing.T, sender *TestFullNode, recipien
 	sm, err := sender.MpoolPushMessage(ctx, msg, nil)
 	require.NoError(t, err)
 
-	WaitMsg(ctx, t, sender, sm.Cid())
+	sender.WaitMsg(ctx, sm.Cid())
 }
 
-func WaitMsg(ctx context.Context, t *testing.T, node *TestFullNode, msg cid.Cid) {
-	res, err := node.StateWaitMsg(ctx, msg, 3, api.LookbackNoLimit, true)
-	require.NoError(t, err)
+func (f *TestFullNode) WaitMsg(ctx context.Context, msg cid.Cid) {
+	res, err := f.StateWaitMsg(ctx, msg, 3, api.LookbackNoLimit, true)
+	require.NoError(f.t, err)
 
-	require.EqualValues(t, 0, res.Receipt.ExitCode, "message did not successfully execute")
+	require.EqualValues(f.t, 0, res.Receipt.ExitCode, "message did not successfully execute")
 }