diff --git a/ethclient/ethclient_test.go b/ethclient/ethclient_test.go
index 0f87ad5f5c..70938e30a2 100644
--- a/ethclient/ethclient_test.go
+++ b/ethclient/ethclient_test.go
@@ -219,7 +219,7 @@ func newTestBackend(t *testing.T) (*node.Node, []*types.Block) {
 		t.Fatalf("can't create new node: %v", err)
 	}
 	// Create Ethereum Service
-	config := &ethconfig.Config{Genesis: genesis}
+	config := &ethconfig.Config{Genesis: genesis, RPCGasCap: 1000000}
 	ethservice, err := eth.New(n, config)
 	if err != nil {
 		t.Fatalf("can't create new ethereum service: %v", err)
diff --git a/ethclient/gethclient/gethclient_test.go b/ethclient/gethclient/gethclient_test.go
index fdd94a7d73..b86dcad8e8 100644
--- a/ethclient/gethclient/gethclient_test.go
+++ b/ethclient/gethclient/gethclient_test.go
@@ -57,7 +57,7 @@ func newTestBackend(t *testing.T) (*node.Node, []*types.Block) {
 		t.Fatalf("can't create new node: %v", err)
 	}
 	// Create Ethereum Service
-	config := &ethconfig.Config{Genesis: genesis}
+	config := &ethconfig.Config{Genesis: genesis, RPCGasCap: 1000000}
 	ethservice, err := eth.New(n, config)
 	if err != nil {
 		t.Fatalf("can't create new ethereum service: %v", err)