diff --git a/openstack/imageservice/v2/images/results.go b/openstack/imageservice/v2/images/results.go
index 653c68c..ae674de 100644
--- a/openstack/imageservice/v2/images/results.go
+++ b/openstack/imageservice/v2/images/results.go
@@ -66,10 +66,10 @@
 	Properties map[string]string `json:"properties"`
 
 	// CreatedAt is the date when the image has been created.
-	CreatedAt time.Time `json:"-"`
+	CreatedAt time.Time `json:"created_at"`
 
 	// UpdatedAt is the date when the last change has been made to the image or it's properties.
-	UpdatedAt time.Time `json:"-"`
+	UpdatedAt time.Time `json:"updated_at"`
 
 	// File is the trailing path after the glance endpoint that represent the location
 	// of the image or the path to retrieve it.
@@ -79,36 +79,29 @@
 	Schema string `json:"schema"`
 }
 
-func (s *Image) UnmarshalJSON(b []byte) error {
+func (r *Image) UnmarshalJSON(b []byte) error {
 	type tmp Image
-	var p *struct {
+	var s struct {
 		tmp
 		SizeBytes interface{} `json:"size"`
-		CreatedAt string      `json:"created_at"`
-		UpdatedAt string      `json:"updated_at"`
 	}
-	err := json.Unmarshal(b, &p)
+	err := json.Unmarshal(b, &s)
 	if err != nil {
 		return err
 	}
-	*s = Image(p.tmp)
+	*r = Image(s.tmp)
 
-	switch t := p.SizeBytes.(type) {
+	switch t := s.SizeBytes.(type) {
 	case nil:
 		return nil
 	case float32:
-		s.SizeBytes = int64(t)
+		r.SizeBytes = int64(t)
 	case float64:
-		s.SizeBytes = int64(t)
+		r.SizeBytes = int64(t)
 	default:
 		return fmt.Errorf("Unknown type for SizeBytes: %v (value: %v)", reflect.TypeOf(t), t)
 	}
 
-	s.CreatedAt, err = time.Parse(time.RFC3339, p.CreatedAt)
-	if err != nil {
-		return err
-	}
-	s.UpdatedAt, err = time.Parse(time.RFC3339, p.UpdatedAt)
 	return err
 }
 
diff --git a/openstack/imageservice/v2/members/results.go b/openstack/imageservice/v2/members/results.go
index 1d2a9c0..d3cc1ce 100644
--- a/openstack/imageservice/v2/members/results.go
+++ b/openstack/imageservice/v2/members/results.go
@@ -1,7 +1,6 @@
 package members
 
 import (
-	"encoding/json"
 	"time"
 
 	"github.com/gophercloud/gophercloud"
@@ -10,33 +9,12 @@
 
 // Member model
 type Member struct {
-	CreatedAt time.Time `json:"-"`
+	CreatedAt time.Time `json:"created_at"`
 	ImageID   string    `json:"image_id"`
 	MemberID  string    `json:"member_id"`
 	Schema    string    `json:"schema"`
 	Status    string    `json:"status"`
-	UpdatedAt time.Time `json:"-"`
-}
-
-func (s *Member) UnmarshalJSON(b []byte) error {
-	type tmp Member
-	var p *struct {
-		tmp
-		CreatedAt string `json:"created_at"`
-		UpdatedAt string `json:"updated_at"`
-	}
-	err := json.Unmarshal(b, &p)
-	if err != nil {
-		return err
-	}
-
-	*s = Member(p.tmp)
-	s.CreatedAt, err = time.Parse(time.RFC3339, p.CreatedAt)
-	if err != nil {
-		return err
-	}
-	s.UpdatedAt, err = time.Parse(time.RFC3339, p.UpdatedAt)
-	return err
+	UpdatedAt time.Time `json:"updated_at"`
 }
 
 // Extract Member model from request if possible