diff --git a/node/grpc/server_test.go b/node/grpc/server_test.go
index d6482d2811..21608b68d7 100644
--- a/node/grpc/server_test.go
+++ b/node/grpc/server_test.go
@@ -3,6 +3,7 @@ package grpc_test
 import (
 	"context"
 	"fmt"
+	"github.com/docker/go-units"
 	"net"
 	"os"
 	"runtime"
@@ -88,6 +89,7 @@ func makeConfig(t *testing.T) *node.Config {
 		NumBatchValidators:             runtime.GOMAXPROCS(0),
 		EnableV2:                       false,
 		DisableDispersalAuthentication: true,
+		RelayMaxMessageSize:            units.GiB,
 	}
 }
 
diff --git a/node/node_test.go b/node/node_test.go
index c8898ac910..7c5ba6cec3 100644
--- a/node/node_test.go
+++ b/node/node_test.go
@@ -3,6 +3,7 @@ package node_test
 import (
 	"context"
 	"errors"
+	"github.com/docker/go-units"
 	"os"
 	"runtime"
 	"testing"
@@ -56,6 +57,7 @@ func newComponents(t *testing.T, operatorID [32]byte) *components {
 		EnableNodeApi:             false,
 		EnableMetrics:             false,
 		RegisterNodeAtStart:       false,
+		RelayMaxMessageSize:       units.GiB,
 	}
 	loggerConfig := common.DefaultLoggerConfig()
 	logger, err := common.NewLogger(loggerConfig)
diff --git a/test/integration_test.go b/test/integration_test.go
index 5387604f99..1299fec53a 100644
--- a/test/integration_test.go
+++ b/test/integration_test.go
@@ -6,6 +6,7 @@ import (
 	"encoding/hex"
 	"errors"
 	"fmt"
+	"github.com/docker/go-units"
 	"log"
 	"math"
 	"math/big"
@@ -367,6 +368,7 @@ func mustMakeOperators(t *testing.T, cst *coremock.ChainDataMock, logger logging
 			QuorumIDList:                        registeredQuorums,
 			DispersalAuthenticationKeyCacheSize: 1024,
 			DisableDispersalAuthentication:      false,
+			RelayMaxMessageSize:                 units.GiB,
 		}
 
 		// creating a new instance of encoder instead of sharing enc because enc is not thread safe