diff --git a/internal/rootmux/admin_test.go b/internal/rootmux/admin_test.go
index b183a8064d42cf32c87728b36bde5dab9974c23b..1e9ee5e540b86c9c763219720d23182e54b23fed 100644
--- a/internal/rootmux/admin_test.go
+++ b/internal/rootmux/admin_test.go
@@ -5,7 +5,6 @@ import (
 	"testing"
 
 	"forge.grandlyon.com/systemes-dinformation/project-template/sdk-go/internal/auth"
-	"forge.grandlyon.com/systemes-dinformation/project-template/sdk-go/pkg/tester"
 )
 
 /**
@@ -20,7 +19,7 @@ func AdminTests(t *testing.T) {
 		response := do("GET", "/api/common/WhoAmI", noH, "", 200, "")
 		token := auth.TokenData{}
 		json.Unmarshal([]byte(response), &token)
-		xsrfHeader := tester.Header{Key: "XSRF-TOKEN", Value: token.XSRFToken}
+		xsrfHeader := map[string]string{"XSRF-TOKEN": token.XSRFToken}
 
 		// Create a banker
 		do("POST", "/api/UserBankers", xsrfHeader, `{"UserID":8,"Name":"Banker 2"}`, 200, ``)
@@ -61,7 +60,7 @@ func AdminTests(t *testing.T) {
 		response := do("GET", "/api/common/WhoAmI", noH, "", 200, "")
 		token := auth.TokenData{}
 		json.Unmarshal([]byte(response), &token)
-		xsrfHeader := tester.Header{Key: "XSRF-TOKEN", Value: token.XSRFToken}
+		xsrfHeader := map[string]string{"XSRF-TOKEN": token.XSRFToken}
 
 		// Create a Client
 		do("POST", apiAdminUsers, xsrfHeader, `{"login":"UserTest","password": "password","role":"CLIENT"}`, 200, `{"id":9,"idOAuth":"","login":"UserTest","role":"CLIENT"`)
diff --git a/internal/rootmux/banker_test.go b/internal/rootmux/banker_test.go
index 00ceee195b64c86237dc529e9ffc822c2400272a..bd3b10f76ae86c53ca1eac554bad8128a5b971ad 100644
--- a/internal/rootmux/banker_test.go
+++ b/internal/rootmux/banker_test.go
@@ -5,7 +5,6 @@ import (
 	"testing"
 
 	"forge.grandlyon.com/systemes-dinformation/project-template/sdk-go/internal/auth"
-	"forge.grandlyon.com/systemes-dinformation/project-template/sdk-go/pkg/tester"
 )
 
 /**
@@ -20,7 +19,7 @@ func BankerTests(t *testing.T) {
 		response := do("GET", "/api/common/WhoAmI", noH, "", 200, "")
 		token := auth.TokenData{}
 		json.Unmarshal([]byte(response), &token)
-		xsrfHeader := tester.Header{Key: "XSRF-TOKEN", Value: token.XSRFToken}
+		xsrfHeader := map[string]string{"XSRF-TOKEN": token.XSRFToken}
 
 		// Create a banker should fail with 405
 		do("POST", "/api/UserBankers", xsrfHeader, `{"UserID":8,"Name":"Banker 2"}`, 405, `You're not authorize to execute this method on this ressource.`)
diff --git a/internal/rootmux/client_test.go b/internal/rootmux/client_test.go
index c28662635e4fd97abc410e380d502e6029821e70..1c97c5a3e836c9ffdaeb53a5194b093ea0194d46 100644
--- a/internal/rootmux/client_test.go
+++ b/internal/rootmux/client_test.go
@@ -6,7 +6,6 @@ import (
 
 	"forge.grandlyon.com/systemes-dinformation/project-template/sdk-go/internal/auth"
 	"forge.grandlyon.com/systemes-dinformation/project-template/sdk-go/internal/models"
-	"forge.grandlyon.com/systemes-dinformation/project-template/sdk-go/pkg/tester"
 )
 
 /**
@@ -21,7 +20,7 @@ func ClientTests(t *testing.T) {
 		response := do("GET", "/api/common/WhoAmI", noH, "", 200, "")
 		token := auth.TokenData{}
 		json.Unmarshal([]byte(response), &token)
-		xsrfHeader := tester.Header{Key: "XSRF-TOKEN", Value: token.XSRFToken}
+		xsrfHeader := map[string]string{"XSRF-TOKEN": token.XSRFToken}
 
 		// Try to create a client should fail with 405
 		do("POST", "/api/UserClients", xsrfHeader, `{"ID":11,"UserID":"11","Name":"Dupont"}`, 405, models.ErrorNotAuthorizeMethodOnRessource)
diff --git a/internal/rootmux/rootmux_test.go b/internal/rootmux/rootmux_test.go
index a407fd51d0d054e998abbea15b2c726642a502c3..6a744af65fe8a3d7800da2476811a35f52c2553d 100644
--- a/internal/rootmux/rootmux_test.go
+++ b/internal/rootmux/rootmux_test.go
@@ -23,7 +23,7 @@ var (
 	initialUsersBuff, _ = ioutil.ReadFile("../../configs/users.json")
 	initialUsers        = reg.ReplaceAllString(string(initialUsersBuff), "")
 	newUser             = `{"id":"3","login":"new_user","memberOf":["USERS"],"password":"test"}`
-	noH                 = tester.Header{Key: "", Value: ""}
+	noH                 = map[string]string{}
 )
 
 func init() {
@@ -87,7 +87,7 @@ func appTests(t *testing.T) {
 		response := do("GET", "/api/common/WhoAmI", noH, "", 200, "")
 		token := auth.TokenData{}
 		json.Unmarshal([]byte(response), &token)
-		xsrfHeader := tester.Header{Key: "XSRF-TOKEN", Value: token.XSRFToken}
+		xsrfHeader := map[string]string{"XSRF-TOKEN": token.XSRFToken}
 
 		const apiOperation1 = "/api/Operations/1"
 		const apiBankAccount1 = "/api/BankAccounts/1"
@@ -135,7 +135,7 @@ func resetData(t *testing.T) {
 		response := do("GET", "/api/common/WhoAmI", noH, "", 200, "")
 		token := auth.TokenData{}
 		json.Unmarshal([]byte(response), &token)
-		xsrfHeader := tester.Header{Key: "XSRF-TOKEN", Value: token.XSRFToken}
+		xsrfHeader := map[string]string{"XSRF-TOKEN": token.XSRFToken}
 
 		// Create one banker
 		do("POST", "/api/UserBankers", xsrfHeader, `{"UserID":3,"Name":"Banker"}`, 200, "")
@@ -156,7 +156,7 @@ func resetData(t *testing.T) {
 	do("GET", "/Logout", noH, "", 200, "Logout OK")
 }
 
-func createTester(t *testing.T) (*httptest.Server, func(method string, url string, header tester.Header, payload string, expectedStatus int, expectedBody string) string, func(method string, url string, header tester.Header, payload string, expectedStatus int, expectedBody string) string) {
+func createTester(t *testing.T) (*httptest.Server, func(method string, url string, headers map[string]string, payload string, expectedStatus int, expectedBody string) string, func(method string, url string, headers map[string]string, payload string, expectedStatus int, expectedBody string) string) {
 	// Create the server
 	mux := CreateRootMux(1443, "../../web")
 	ts := httptest.NewServer(mux.Mux)
diff --git a/pkg/tester/tester.go b/pkg/tester/tester.go
index 11f7daae9bfcb4313425aa9b23dd7fee286659c4..3b0f0b26c7d9d840a192e7174cba5698b79a53a7 100644
--- a/pkg/tester/tester.go
+++ b/pkg/tester/tester.go
@@ -39,8 +39,8 @@ func DoRequestOnHandler(t *testing.T, router http.Handler, method string, route
 	return string(rr.Body.String())
 }
 
-// DoRequestOnServer does a request on listening server
-func DoRequestOnServer(t *testing.T, hostname string, port string, jar *cookiejar.Jar, method string, testURL string, header Header, payload string, expectedStatus int, expectedBody string) string {
+// doRequestOnServer does a request on listening server
+func doRequestOnServer(t *testing.T, hostname string, port string, jar *cookiejar.Jar, method string, testURL string, headers map[string]string, payload string, expectedStatus int, expectedBody string) string {
 	dialer := &net.Dialer{
 		Timeout:   30 * time.Second,
 		KeepAlive: 30 * time.Second,
@@ -64,8 +64,8 @@ func DoRequestOnServer(t *testing.T, hostname string, port string, jar *cookieja
 	if err != nil {
 		t.Fatal(err)
 	}
-	if header.Key != "" {
-		req.Header.Set(header.Key, header.Value)
+	for key, element := range headers {
+		req.Header.Set(key, element)
 	}
 	var client *http.Client
 	if jar != nil {
@@ -88,9 +88,9 @@ func DoRequestOnServer(t *testing.T, hostname string, port string, jar *cookieja
 	return bodyString
 }
 
-// CreateServerTester wraps DoRequestOnServer to factorize t, port and jar
-func CreateServerTester(t *testing.T, hostname string, port string, jar *cookiejar.Jar) func(method string, url string, header Header, payload string, expectedStatus int, expectedBody string) string {
-	return func(method string, url string, header Header, payload string, expectedStatus int, expectedBody string) string {
-		return DoRequestOnServer(t, port, hostname, jar, method, url, header, payload, expectedStatus, expectedBody)
+// CreateServerTester wraps doRequestOnServer to factorize t, port and jar
+func CreateServerTester(t *testing.T, hostname string, port string, jar *cookiejar.Jar) func(method string, url string, header map[string]string, payload string, expectedStatus int, expectedBody string) string {
+	return func(method string, url string, headers map[string]string, payload string, expectedStatus int, expectedBody string) string {
+		return doRequestOnServer(t, port, hostname, jar, method, url, headers, payload, expectedStatus, expectedBody)
 	}
 }