diff --git a/request.go b/request.go
index c9f74c38f..17176c2ed 100644
--- a/request.go
+++ b/request.go
@@ -137,6 +137,7 @@ func (a *Request) Sanitize(allowedParameters []string) Requester {
 	}
 
 	*b = *a
+	b.ID = a.GetID()
 	b.Form = url.Values{}
 	for k := range a.Form {
 		if _, ok := allowed[k]; ok {
diff --git a/request_test.go b/request_test.go
index 10f175403..be4c8c3c9 100644
--- a/request_test.go
+++ b/request_test.go
@@ -99,3 +99,18 @@ func TestSanitizeRequest(t *testing.T) {
 	assert.Equal(t, "fasdf", a.GetRequestForm().Get("baz"))
 	assert.Equal(t, "fasdf", a.GetRequestForm().Get("foo"))
 }
+
+func TestIdentifyRequest(t *testing.T) {
+	a := &Request{
+		RequestedAt:   time.Now().UTC(),
+		Client:        &DefaultClient{},
+		Scopes:        Arguments{},
+		GrantedScopes: []string{},
+		Form:          url.Values{"foo": []string{"bar"}},
+		Session:       new(DefaultSession),
+	}
+
+	b := a.Sanitize([]string{})
+	b.GetID()
+	assert.Equal(t, a.ID, b.GetID())
+}