diff --git a/veinmind-common/go/service/conf/default_test.go b/veinmind-common/go/service/conf/default_test.go
index d0909a86..1a920a4e 100644
--- a/veinmind-common/go/service/conf/default_test.go
+++ b/veinmind-common/go/service/conf/default_test.go
@@ -5,10 +5,23 @@ import (
 	"testing"
 )
 
-func TestDefaultClient(t *testing.T)  {
+func TestDefaultClient(t *testing.T) {
 	c := DefaultConfClient()
-	_, err :=  c.Pull(Sensitive)
+	_, err := c.Pull(Sensitive)
 	assert.Error(t, err)
 }
 
+func TestNewConfService(t *testing.T) {
+	s, err := NewConfService()
+	if err != nil {
+		t.Error(err)
+	}
 
+	s.Store(Sensitive, []byte{0x01})
+	b, err := s.Pull(Sensitive)
+	if err != nil {
+		t.Error(err)
+	}
+
+	assert.Equal(t, b, []byte{0x01})
+}
diff --git a/veinmind-common/go/service/conf/service.go b/veinmind-common/go/service/conf/service.go
index eac28d94..91631c81 100644
--- a/veinmind-common/go/service/conf/service.go
+++ b/veinmind-common/go/service/conf/service.go
@@ -19,6 +19,12 @@ type confClient struct {
 	Pull  func(ns PluginConfNS) ([]byte, error)
 }
 
+func NewConfService() (*ConfService, error) {
+	c := new(ConfService)
+	c.store = make(map[PluginConfNS][]byte)
+	return c, nil
+}
+
 func (c *ConfService) Pull(ns PluginConfNS) ([]byte, error) {
 	if b, ok := c.store[ns]; ok {
 		return b, nil