diff --git a/engine/storedcdr.go b/engine/storedcdr.go
index 8c45f4c71..fba8ac848 100644
--- a/engine/storedcdr.go
+++ b/engine/storedcdr.go
@@ -762,7 +762,7 @@ type UsageRecord struct {
 
 func (self *UsageRecord) AsStoredCdr(timezone string) (*StoredCdr, error) {
 	var err error
-	storedCdr := &StoredCdr{TOR: self.TOR, ReqType: self.ReqType, Direction: self.Direction, Tenant: self.Tenant, Category: self.Category,
+	storedCdr := &StoredCdr{CgrId: self.GetId(), TOR: self.TOR, ReqType: self.ReqType, Direction: self.Direction, Tenant: self.Tenant, Category: self.Category,
 		Account: self.Account, Subject: self.Subject, Destination: self.Destination}
 	if storedCdr.SetupTime, err = utils.ParseTimeDetectLayout(self.SetupTime, timezone); err != nil {
 		return nil, err
@@ -785,6 +785,7 @@ func (self *UsageRecord) AsStoredCdr(timezone string) (*StoredCdr, error) {
 func (self *UsageRecord) AsCallDescriptor(timezone string) (*CallDescriptor, error) {
 	var err error
 	cd := &CallDescriptor{
+		CgrId:       self.GetId(),
 		TOR:         self.TOR,
 		Direction:   self.Direction,
 		Tenant:      self.Tenant,
@@ -813,3 +814,7 @@ func (self *UsageRecord) AsCallDescriptor(timezone string) (*CallDescriptor, err
 	}
 	return cd, nil
 }
+
+func (self *UsageRecord) GetId() string {
+	return utils.Sha1(self.TOR, self.ReqType, self.Direction, self.Tenant, self.Category, self.Account, self.Subject, self.Destination, self.SetupTime, self.AnswerTime, self.Usage)
+}
diff --git a/engine/storedcdr_test.go b/engine/storedcdr_test.go
index 4a58aae1e..670c3bdee 100644
--- a/engine/storedcdr_test.go
+++ b/engine/storedcdr_test.go
@@ -570,7 +570,7 @@ func TestUsageReqAsCD(t *testing.T) {
 		Account: "1001", Subject: "1001", Destination: "1002",
 		SetupTime: "2013-11-07T08:42:20Z", AnswerTime: "2013-11-07T08:42:26Z", Usage: "0.00000001",
 	}
-	eCD := &CallDescriptor{TOR: req.TOR, Direction: req.Direction,
+	eCD := &CallDescriptor{CgrId: "9473e7b2e075d168b9da10ae957ee68fe5a217e4", TOR: req.TOR, Direction: req.Direction,
 		Tenant: req.Tenant, Category: req.Category, Account: req.Account, Subject: req.Subject, Destination: req.Destination,
 		TimeStart: time.Date(2013, 11, 7, 8, 42, 26, 0, time.UTC), TimeEnd: time.Date(2013, 11, 7, 8, 42, 26, 0, time.UTC).Add(time.Duration(10))}
 	if cd, err := req.AsCallDescriptor(""); err != nil {