diff --git a/pkg/clients/ethereum/client.go b/pkg/clients/ethereum/client.go
index b49f9a3e..b09e0095 100644
--- a/pkg/clients/ethereum/client.go
+++ b/pkg/clients/ethereum/client.go
@@ -96,13 +96,10 @@ func DefaultChunkedCallEthereumClientConfig() *EthereumClientConfig {
 	}
 }
 
-func NewClient(cfg *EthereumClientConfig, l *zap.Logger, hc ...*http.Client) *Client {
+func NewClient(cfg *EthereumClientConfig, l *zap.Logger) *Client {
 	client := &http.Client{
 		Timeout: time.Second * 10,
 	}
-	if len(hc) > 0 && hc[0] != nil {
-		client = hc[0]
-	}
 
 	l.Sugar().Infow("Creating new Ethereum client", zap.Any("config", cfg))
 
@@ -113,6 +110,10 @@ func NewClient(cfg *EthereumClientConfig, l *zap.Logger, hc ...*http.Client) *Cl
 	}
 }
 
+func (c *Client) SetHttpClient(client *http.Client) {
+	c.httpClient = client
+}
+
 func (c *Client) GetEthereumContractCaller() (*ethclient.Client, error) {
 	d, err := ethclient.Dial(c.clientConfig.BaseUrl)
 	if err != nil {
diff --git a/pkg/contractManager/contractManager_test.go b/pkg/contractManager/contractManager_test.go
index 3e5d0854..191c41f8 100644
--- a/pkg/contractManager/contractManager_test.go
+++ b/pkg/contractManager/contractManager_test.go
@@ -71,7 +71,8 @@ func Test_ContractManager(t *testing.T) {
 	ethConfig := ethereum.DefaultNativeCallEthereumClientConfig()
 	ethConfig.BaseUrl = baseUrl
 
-	client := ethereum.NewClient(ethConfig, l, mockHttpClient)
+	client := ethereum.NewClient(ethConfig, l)
+	client.SetHttpClient(mockHttpClient)
 
 	af := abiFetcher.NewAbiFetcher(client, &http.Client{Timeout: 5 * time.Second}, l, cfg)