diff --git a/sam/channel.structs.go b/sam/channel.structs.go
index 49952b3ae..b89aa913f 100644
--- a/sam/channel.structs.go
+++ b/sam/channel.structs.go
@@ -5,6 +5,8 @@ type Channel struct {
 	ID    uint64
 	Name  string
 	Topic string
+
+	changed []string
 }
 
 func (Channel) new() *Channel {
@@ -16,7 +18,10 @@ func (c *Channel) GetID() uint64 {
 }
 
 func (c *Channel) SetID(value uint64) *Channel {
-	c.ID = value
+	if c.ID != value {
+		c.changed = append(c.changed, "id")
+		c.ID = value
+	}
 	return c
 }
 func (c *Channel) GetName() string {
@@ -24,7 +29,10 @@ func (c *Channel) GetName() string {
 }
 
 func (c *Channel) SetName(value string) *Channel {
-	c.Name = value
+	if c.Name != value {
+		c.changed = append(c.changed, "name")
+		c.Name = value
+	}
 	return c
 }
 func (c *Channel) GetTopic() string {
@@ -32,6 +40,9 @@ func (c *Channel) GetTopic() string {
 }
 
 func (c *Channel) SetTopic(value string) *Channel {
-	c.Topic = value
+	if c.Topic != value {
+		c.changed = append(c.changed, "topic")
+		c.Topic = value
+	}
 	return c
 }
diff --git a/sam/message.structs.go b/sam/message.structs.go
index 6718f324f..90b65a5c8 100644
--- a/sam/message.structs.go
+++ b/sam/message.structs.go
@@ -11,6 +11,8 @@ type Message struct {
 	Message    string
 	MessageID  string
 	Type       MessageType
+
+	changed []string
 }
 
 func (Message) new() *Message {
@@ -22,7 +24,10 @@ func (m *Message) GetService() string {
 }
 
 func (m *Message) SetService(value string) *Message {
-	m.Service = value
+	if m.Service != value {
+		m.changed = append(m.changed, "service")
+		m.Service = value
+	}
 	return m
 }
 func (m *Message) GetChannel() string {
@@ -30,7 +35,10 @@ func (m *Message) GetChannel() string {
 }
 
 func (m *Message) SetChannel(value string) *Message {
-	m.Channel = value
+	if m.Channel != value {
+		m.changed = append(m.changed, "channel")
+		m.Channel = value
+	}
 	return m
 }
 func (m *Message) GetUserName() string {
@@ -38,7 +46,10 @@ func (m *Message) GetUserName() string {
 }
 
 func (m *Message) SetUserName(value string) *Message {
-	m.UserName = value
+	if m.UserName != value {
+		m.changed = append(m.changed, "username")
+		m.UserName = value
+	}
 	return m
 }
 func (m *Message) GetUserID() uint64 {
@@ -46,7 +57,10 @@ func (m *Message) GetUserID() uint64 {
 }
 
 func (m *Message) SetUserID(value uint64) *Message {
-	m.UserID = value
+	if m.UserID != value {
+		m.changed = append(m.changed, "userid")
+		m.UserID = value
+	}
 	return m
 }
 func (m *Message) GetUser() *User {
@@ -54,7 +68,10 @@ func (m *Message) GetUser() *User {
 }
 
 func (m *Message) SetUser(value *User) *Message {
-	m.User = value
+	if m.User != value {
+		m.changed = append(m.changed, "user")
+		m.User = value
+	}
 	return m
 }
 func (m *Message) GetUserAvatar() string {
@@ -62,7 +79,10 @@ func (m *Message) GetUserAvatar() string {
 }
 
 func (m *Message) SetUserAvatar(value string) *Message {
-	m.UserAvatar = value
+	if m.UserAvatar != value {
+		m.changed = append(m.changed, "useravatar")
+		m.UserAvatar = value
+	}
 	return m
 }
 func (m *Message) GetMessage() string {
@@ -70,7 +90,10 @@ func (m *Message) GetMessage() string {
 }
 
 func (m *Message) SetMessage(value string) *Message {
-	m.Message = value
+	if m.Message != value {
+		m.changed = append(m.changed, "message")
+		m.Message = value
+	}
 	return m
 }
 func (m *Message) GetMessageID() string {
@@ -78,7 +101,10 @@ func (m *Message) GetMessageID() string {
 }
 
 func (m *Message) SetMessageID(value string) *Message {
-	m.MessageID = value
+	if m.MessageID != value {
+		m.changed = append(m.changed, "messageid")
+		m.MessageID = value
+	}
 	return m
 }
 func (m *Message) GetType() MessageType {
@@ -86,6 +112,9 @@ func (m *Message) GetType() MessageType {
 }
 
 func (m *Message) SetType(value MessageType) *Message {
-	m.Type = value
+	if m.Type != value {
+		m.changed = append(m.changed, "type")
+		m.Type = value
+	}
 	return m
 }
diff --git a/sam/organisation.structs.go b/sam/organisation.structs.go
index 3a081ca4f..20d214129 100644
--- a/sam/organisation.structs.go
+++ b/sam/organisation.structs.go
@@ -4,6 +4,8 @@ package sam
 type Organisation struct {
 	ID   uint64
 	Name string
+
+	changed []string
 }
 
 func (Organisation) new() *Organisation {
@@ -15,7 +17,10 @@ func (o *Organisation) GetID() uint64 {
 }
 
 func (o *Organisation) SetID(value uint64) *Organisation {
-	o.ID = value
+	if o.ID != value {
+		o.changed = append(o.changed, "id")
+		o.ID = value
+	}
 	return o
 }
 func (o *Organisation) GetName() string {
@@ -23,6 +28,9 @@ func (o *Organisation) GetName() string {
 }
 
 func (o *Organisation) SetName(value string) *Organisation {
-	o.Name = value
+	if o.Name != value {
+		o.changed = append(o.changed, "name")
+		o.Name = value
+	}
 	return o
 }
diff --git a/sam/team.structs.go b/sam/team.structs.go
index 7f6206a60..a72dd2b24 100644
--- a/sam/team.structs.go
+++ b/sam/team.structs.go
@@ -6,6 +6,8 @@ type Team struct {
 	Name      string
 	MemberIDs []uint64 `json:"-"`
 	Members   []User   `json:",omitempty"`
+
+	changed []string
 }
 
 func (Team) new() *Team {
@@ -17,7 +19,10 @@ func (t *Team) GetID() uint64 {
 }
 
 func (t *Team) SetID(value uint64) *Team {
-	t.ID = value
+	if t.ID != value {
+		t.changed = append(t.changed, "id")
+		t.ID = value
+	}
 	return t
 }
 func (t *Team) GetName() string {
@@ -25,7 +30,10 @@ func (t *Team) GetName() string {
 }
 
 func (t *Team) SetName(value string) *Team {
-	t.Name = value
+	if t.Name != value {
+		t.changed = append(t.changed, "name")
+		t.Name = value
+	}
 	return t
 }
 func (t *Team) GetMemberIDs() []uint64 {
@@ -33,7 +41,10 @@ func (t *Team) GetMemberIDs() []uint64 {
 }
 
 func (t *Team) SetMemberIDs(value []uint64) *Team {
-	t.MemberIDs = value
+	if t.MemberIDs != value {
+		t.changed = append(t.changed, "memberids")
+		t.MemberIDs = value
+	}
 	return t
 }
 func (t *Team) GetMembers() []User {
@@ -41,6 +52,9 @@ func (t *Team) GetMembers() []User {
 }
 
 func (t *Team) SetMembers(value []User) *Team {
-	t.Members = value
+	if t.Members != value {
+		t.changed = append(t.changed, "members")
+		t.Members = value
+	}
 	return t
 }
diff --git a/sam/templates/http_structs.tpl b/sam/templates/http_structs.tpl
index a39d3b73d..670266066 100644
--- a/sam/templates/http_structs.tpl
+++ b/sam/templates/http_structs.tpl
@@ -10,6 +10,8 @@ package {package}
 {foreach $fields as $field}
 		{field.name} {field.type}{if $field.tag} `{$field.tag}`{/if}{newline}
 {/foreach}
+
+		changed []string
 	}
 
 func ({name}) new() *{name} {
@@ -24,7 +26,10 @@ func ({self} *{name}) Get{field.name}() {field.type} {
 }
 
 func ({self} *{name}) Set{field.name}(value {field.type}) *{name} {
-	{self}.{field.name} = value
+	if {self}.{field.name} != value {
+		{self}.changed = append({self}.changed, "{field.name|strtolower}")
+		{self}.{field.name} = value
+	}
 	return {self}
 }
 {/foreach}
diff --git a/sam/user.structs.go b/sam/user.structs.go
index accec95aa..50e9c4b9c 100644
--- a/sam/user.structs.go
+++ b/sam/user.structs.go
@@ -5,6 +5,8 @@ type User struct {
 	ID       uint64
 	Username string
 	Password string `json:"-"`
+
+	changed []string
 }
 
 func (User) new() *User {
@@ -16,7 +18,10 @@ func (u *User) GetID() uint64 {
 }
 
 func (u *User) SetID(value uint64) *User {
-	u.ID = value
+	if u.ID != value {
+		u.changed = append(u.changed, "id")
+		u.ID = value
+	}
 	return u
 }
 func (u *User) GetUsername() string {
@@ -24,7 +29,10 @@ func (u *User) GetUsername() string {
 }
 
 func (u *User) SetUsername(value string) *User {
-	u.Username = value
+	if u.Username != value {
+		u.changed = append(u.changed, "username")
+		u.Username = value
+	}
 	return u
 }
 func (u *User) GetPassword() string {
@@ -32,6 +40,9 @@ func (u *User) GetPassword() string {
 }
 
 func (u *User) SetPassword(value string) *User {
-	u.Password = value
+	if u.Password != value {
+		u.changed = append(u.changed, "password")
+		u.Password = value
+	}
 	return u
 }
diff --git a/sam/websocket.structs.go b/sam/websocket.structs.go
index ec8eb1d2f..c620c3237 100644
--- a/sam/websocket.structs.go
+++ b/sam/websocket.structs.go
@@ -4,6 +4,8 @@ package sam
 type Websocket struct {
 	UserID uint64
 	User   User
+
+	changed []string
 }
 
 func (Websocket) new() *Websocket {
@@ -15,7 +17,10 @@ func (w *Websocket) GetUserID() uint64 {
 }
 
 func (w *Websocket) SetUserID(value uint64) *Websocket {
-	w.UserID = value
+	if w.UserID != value {
+		w.changed = append(w.changed, "userid")
+		w.UserID = value
+	}
 	return w
 }
 func (w *Websocket) GetUser() User {
@@ -23,6 +28,9 @@ func (w *Websocket) GetUser() User {
 }
 
 func (w *Websocket) SetUser(value User) *Websocket {
-	w.User = value
+	if w.User != value {
+		w.changed = append(w.changed, "user")
+		w.User = value
+	}
 	return w
 }