diff --git a/api/api_errors.go b/api/api_errors.go
index 953cf63bf..53460aea7 100644
--- a/api/api_errors.go
+++ b/api/api_errors.go
@@ -11,19 +11,19 @@ const (
 
 type ErrOutOfGas struct{}
 
-func (e ErrOutOfGas) Error() string {
+func (e *ErrOutOfGas) Error() string {
 	return "call ran out of gas"
 }
 
 type ErrActorNotFound struct{}
 
-func (e ErrActorNotFound) Error() string {
+func (e *ErrActorNotFound) Error() string {
 	return "actor not found"
 }
 
 var RPCErrors = jsonrpc.NewErrors()
 
 func init() {
-	RPCErrors.Register(EOutOfGas, new(ErrOutOfGas))
-	RPCErrors.Register(EActorNotFound, new(ErrActorNotFound))
+	RPCErrors.Register(EOutOfGas, new(*ErrOutOfGas))
+	RPCErrors.Register(EActorNotFound, new(*ErrActorNotFound))
 }
diff --git a/go.mod b/go.mod
index 26f6dc51b..d22957162 100644
--- a/go.mod
+++ b/go.mod
@@ -38,7 +38,7 @@ require (
 	github.com/filecoin-project/go-fil-commcid v0.1.0
 	github.com/filecoin-project/go-fil-commp-hashhash v0.1.0
 	github.com/filecoin-project/go-fil-markets v1.24.0
-	github.com/filecoin-project/go-jsonrpc v0.1.7
+	github.com/filecoin-project/go-jsonrpc v0.1.8
 	github.com/filecoin-project/go-legs v0.4.4
 	github.com/filecoin-project/go-padreader v0.0.1
 	github.com/filecoin-project/go-paramfetch v0.0.4
diff --git a/go.sum b/go.sum
index 61264ec74..0d0d5626f 100644
--- a/go.sum
+++ b/go.sum
@@ -327,8 +327,8 @@ github.com/filecoin-project/go-hamt-ipld/v2 v2.0.0/go.mod h1:7aWZdaQ1b16BVoQUYR+
 github.com/filecoin-project/go-hamt-ipld/v3 v3.0.1/go.mod h1:gXpNmr3oQx8l3o7qkGyDjJjYSRX7hp/FGOStdqrWyDI=
 github.com/filecoin-project/go-hamt-ipld/v3 v3.1.0 h1:rVVNq0x6RGQIzCo1iiJlGFm9AGIZzeifggxtKMU7zmI=
 github.com/filecoin-project/go-hamt-ipld/v3 v3.1.0/go.mod h1:bxmzgT8tmeVQA1/gvBwFmYdT8SOFUwB3ovSUfG1Ux0g=
-github.com/filecoin-project/go-jsonrpc v0.1.7 h1:Ti/QkQLI31v+6hvidA+i9Wv/NrS4CfHk0yXLntHX3Uk=
-github.com/filecoin-project/go-jsonrpc v0.1.7/go.mod h1:XBBpuKIMaXIIzeqzO1iucq4GvbF8CxmXRFoezRh+Cx4=
+github.com/filecoin-project/go-jsonrpc v0.1.8 h1:uXX/ikAk3Q4f/k8DRd9Zw+fWnfiYb5I+UI1tzlQgHog=
+github.com/filecoin-project/go-jsonrpc v0.1.8/go.mod h1:XBBpuKIMaXIIzeqzO1iucq4GvbF8CxmXRFoezRh+Cx4=
 github.com/filecoin-project/go-legs v0.4.4 h1:mpMmAOOnamaz0CV9rgeKhEWA8j9kMC+f+UGCGrxKaZo=
 github.com/filecoin-project/go-legs v0.4.4/go.mod h1:JQ3hA6xpJdbR8euZ2rO0jkxaMxeidXf0LDnVuqPAe9s=
 github.com/filecoin-project/go-padreader v0.0.0-20200903213702-ed5fae088b20/go.mod h1:mPn+LRRd5gEKNAtc+r3ScpW2JRU/pj4NBKdADYWHiak=
diff --git a/itests/api_test.go b/itests/api_test.go
index 36b495c61..2afbc0bd0 100644
--- a/itests/api_test.go
+++ b/itests/api_test.go
@@ -176,7 +176,7 @@ func (ts *apiSuite) testOutOfGasError(t *testing.T) {
 
 	_, err = full.GasEstimateMessageGas(ctx, msg, nil, types.EmptyTSK)
 	require.Error(t, err, "should have failed")
-	require.True(t, xerrors.Is(err, lapi.ErrOutOfGas{}))
+	require.True(t, xerrors.Is(err, &lapi.ErrOutOfGas{}))
 }
 
 func (ts *apiSuite) testLookupNotFoundError(t *testing.T) {
@@ -189,7 +189,7 @@ func (ts *apiSuite) testLookupNotFoundError(t *testing.T) {
 
 	_, err = full.StateLookupID(ctx, addr, types.EmptyTSK)
 	require.Error(t, err)
-	require.True(t, xerrors.Is(err, lapi.ErrActorNotFound{}))
+	require.True(t, xerrors.Is(err, &lapi.ErrActorNotFound{}))
 }
 
 func (ts *apiSuite) testMining(t *testing.T) {
diff --git a/itests/paych_cli_test.go b/itests/paych_cli_test.go
index 0075a1204..f86f5d8de 100644
--- a/itests/paych_cli_test.go
+++ b/itests/paych_cli_test.go
@@ -71,7 +71,7 @@ func TestPaymentChannelsBasic(t *testing.T) {
 	// This makes us wait as much as 10 epochs before giving up and failing
 	retry := 0
 	_, err = paymentReceiver.StateLookupID(ctx, chAddr, types.EmptyTSK)
-	for err != nil && xerrors.Is(err, api.ErrActorNotFound{}) {
+	for err != nil && xerrors.Is(err, &api.ErrActorNotFound{}) {
 		time.Sleep(blocktime)
 		_, err = paymentReceiver.StateLookupID(ctx, chAddr, types.EmptyTSK)
 		retry++
diff --git a/node/impl/full/gas.go b/node/impl/full/gas.go
index 4b7ebc4a0..8cbe9ea1c 100644
--- a/node/impl/full/gas.go
+++ b/node/impl/full/gas.go
@@ -291,7 +291,7 @@ func gasEstimateGasLimit(
 		return -1, xerrors.Errorf("CallWithGas failed: %w", err)
 	}
 	if res.MsgRct.ExitCode == exitcode.SysErrOutOfGas {
-		return -1, api.ErrOutOfGas{}
+		return -1, &api.ErrOutOfGas{}
 	}
 
 	if res.MsgRct.ExitCode != exitcode.Ok {
diff --git a/node/impl/full/state.go b/node/impl/full/state.go
index d11037d49..97f3c83dc 100644
--- a/node/impl/full/state.go
+++ b/node/impl/full/state.go
@@ -484,7 +484,7 @@ func (m *StateModule) StateLookupID(ctx context.Context, addr address.Address, t
 
 	ret, err := m.StateManager.LookupID(ctx, addr, ts)
 	if err != nil && xerrors.Is(err, types.ErrActorNotFound) {
-		return address.Undef, api.ErrActorNotFound{}
+		return address.Undef, &api.ErrActorNotFound{}
 	}
 
 	return ret, err