diff --git a/alias.go b/alias.go
index 7e1c20f..db1200f 100644
--- a/alias.go
+++ b/alias.go
@@ -13,6 +13,17 @@ type Alias struct {
 	Alias      string
 	DistinctId string
 	Timestamp  time.Time
+	properties Properties
+}
+
+func (msg Alias) SetProperty(name string, value interface{}) Properties {
+	if msg.properties == nil {
+		msg.properties = Properties{}
+	}
+
+	msg.properties.Set(name, value)
+
+	return msg.properties
 }
 
 func (msg Alias) internal() {
@@ -40,10 +51,11 @@ func (msg Alias) Validate() error {
 }
 
 type AliasInApiProperties struct {
-	DistinctId string `json:"distinct_id"`
-	Alias      string `json:"alias"`
-	Lib        string `json:"$lib"`
-	LibVersion string `json:"$lib_version"`
+	DistinctId   string `json:"distinct_id"`
+	Alias        string `json:"alias"`
+	Lib          string `json:"$lib"`
+	LibVersion   string `json:"$lib_version"`
+	GeoIPDisable bool   `json:"$geoip_disable,omitempty"`
 }
 
 type AliasInApi struct {
@@ -61,18 +73,27 @@ func (msg Alias) APIfy() APIMessage {
 	library := "posthog-go"
 	libraryVersion := getVersion()
 
+	properties := AliasInApiProperties{
+		DistinctId: msg.DistinctId,
+		Alias:      msg.Alias,
+		Lib:        library,
+		LibVersion: libraryVersion,
+	}
+
+	if msg.properties != nil {
+		geoIPDisable, exist := msg.properties.Get(GeoIPDisableKey)
+		if exist {
+			properties.GeoIPDisable = geoIPDisable.(bool)
+		}
+	}
+
 	apified := AliasInApi{
 		Type:           msg.Type,
 		Event:          "$create_alias",
 		Library:        library,
 		LibraryVersion: libraryVersion,
 		Timestamp:      msg.Timestamp,
-		Properties: AliasInApiProperties{
-			DistinctId: msg.DistinctId,
-			Alias:      msg.Alias,
-			Lib:        library,
-			LibVersion: libraryVersion,
-		},
+		Properties:     properties,
 	}
 
 	return apified
diff --git a/capture.go b/capture.go
index b54acde..6b2ef1f 100644
--- a/capture.go
+++ b/capture.go
@@ -10,6 +10,7 @@ type Capture struct {
 	// the application, its value is always overwritten by the library.
 	Type string
 
+	Uuid             string
 	DistinctId       string
 	Event            string
 	Timestamp        time.Time
@@ -18,6 +19,16 @@ type Capture struct {
 	SendFeatureFlags bool
 }
 
+func (msg Capture) SetProperty(name string, value interface{}) Properties {
+	if msg.Properties == nil {
+		msg.Properties = Properties{}
+	}
+
+	msg.Properties.Set(name, value)
+
+	return msg.Properties
+}
+
 func (msg Capture) internal() {
 	panic(unimplementedError)
 }
@@ -48,6 +59,7 @@ type CaptureInApi struct {
 	LibraryVersion string    `json:"library_version"`
 	Timestamp      time.Time `json:"timestamp"`
 
+	Uuid             string     `json:"uuid"`
 	DistinctId       string     `json:"distinct_id"`
 	Event            string     `json:"event"`
 	Properties       Properties `json:"properties"`
@@ -71,6 +83,7 @@ func (msg Capture) APIfy() APIMessage {
 	}
 
 	apified := CaptureInApi{
+		Uuid:           msg.Uuid,
 		Type:           msg.Type,
 		Library:        library,
 		LibraryVersion: libraryVersion,
diff --git a/config.go b/config.go
index 4624d69..ac0a65b 100644
--- a/config.go
+++ b/config.go
@@ -60,6 +60,10 @@ type Config struct {
 	// which is independent from the number of embedded messages.
 	BatchSize int
 
+	// This parameter allow you stop using the GeoIP plugin or feature,
+	// which enriches your event data with geo information based on IP addresses.
+	DisableGeoIP *bool
+
 	// When set to true the client will send more frequent and detailed messages
 	// to its logger.
 	Verbose bool
@@ -108,6 +112,14 @@ const DefaultFeatureFlagRequestTimeout = 3 * time.Second
 // was explicitly set.
 const DefaultBatchSize = 250
 
+// This constant sets the default value for DisableGeoIP and it is true, because same behaviour in nodejs client.
+const DefaultDisableGeoIP = true
+
+func defaultGeoIPDisable() *bool {
+	val := DefaultDisableGeoIP
+	return &val
+}
+
 // Verifies that fields that don't have zero-values are set to valid values,
 // returns an error describing the problem if a field was invalid.
 func (c *Config) validate() error {
@@ -165,6 +177,10 @@ func makeConfig(c Config) Config {
 		c.RetryAfter = DefaultBacko().Duration
 	}
 
+	if c.DisableGeoIP == nil {
+		c.DisableGeoIP = defaultGeoIPDisable()
+	}
+
 	if c.uid == nil {
 		c.uid = uid
 	}
diff --git a/config_test.go b/config_test.go
index 7775431..363c3af 100644
--- a/config_test.go
+++ b/config_test.go
@@ -44,3 +44,38 @@ func TestConfigInvalidBatchSize(t *testing.T) {
 		t.Error("invalid field error reported:", e)
 	}
 }
+
+func TestConfigDisableGeoIP(t *testing.T) {
+	positiveVal := true
+	negativeVal := false
+
+	c := Config{}
+
+	if c.DisableGeoIP != nil {
+		t.Error("invalid value for DisableGeoIP:", c.DisableGeoIP)
+	}
+
+	c = makeConfig(c)
+
+	if *c.DisableGeoIP != positiveVal {
+		t.Error("invalid value for DisableGeoIP:", *c.DisableGeoIP)
+	}
+
+	c = Config{
+		DisableGeoIP: &positiveVal,
+	}
+
+	c = makeConfig(c)
+
+	if *c.DisableGeoIP != positiveVal {
+		t.Error("invalid value for DisableGeoIP:", *c.DisableGeoIP)
+	}
+
+	c.DisableGeoIP = &negativeVal
+
+	c = makeConfig(c)
+
+	if *c.DisableGeoIP != negativeVal {
+		t.Error("invalid value for DisableGeoIP:", *c.DisableGeoIP)
+	}
+}
diff --git a/group_identify.go b/group_identify.go
index 52cc210..0d8d61d 100644
--- a/group_identify.go
+++ b/group_identify.go
@@ -14,6 +14,16 @@ type GroupIdentify struct {
 	Properties Properties
 }
 
+func (msg GroupIdentify) SetProperty(name string, value interface{}) Properties {
+	if msg.Properties == nil {
+		msg.Properties = Properties{}
+	}
+
+	msg.Properties.Set(name, value)
+
+	return msg.Properties
+}
+
 func (msg GroupIdentify) internal() {
 	panic(unimplementedError)
 }
@@ -51,7 +61,11 @@ type GroupIdentifyInApi struct {
 func (msg GroupIdentify) APIfy() APIMessage {
 	library := "posthog-go"
 
-	myProperties := Properties{}.Set("$lib", library).Set("$lib_version", getVersion())
+	if msg.Properties == nil {
+		msg.Properties = Properties{}
+	}
+
+	myProperties := msg.Properties.Set("$lib", library).Set("$lib_version", getVersion())
 	myProperties.Set("$group_type", msg.Type).Set("$group_key", msg.Key).Set("$group_set", msg.Properties)
 
 	distinctId := fmt.Sprintf("$%s_%s", msg.Type, msg.Key)
diff --git a/identify.go b/identify.go
index 2a6399f..08fd9d3 100644
--- a/identify.go
+++ b/identify.go
@@ -15,6 +15,16 @@ type Identify struct {
 	Properties Properties
 }
 
+func (msg Identify) SetProperty(name string, value interface{}) Properties {
+	if msg.Properties == nil {
+		msg.Properties = Properties{}
+	}
+
+	msg.Properties.Set(name, value)
+
+	return msg.Properties
+}
+
 func (msg Identify) internal() {
 	panic(unimplementedError)
 }
@@ -46,7 +56,11 @@ type IdentifyInApi struct {
 func (msg Identify) APIfy() APIMessage {
 	library := "posthog-go"
 
-	myProperties := Properties{}.Set("$lib", library).Set("$lib_version", getVersion())
+	if msg.Properties == nil {
+		msg.Properties = Properties{}
+	}
+
+	myProperties := msg.Properties.Set("$lib", library).Set("$lib_version", getVersion())
 
 	apified := IdentifyInApi{
 		Type:           msg.Type,
diff --git a/message.go b/message.go
index 2edd4ed..b3115e6 100644
--- a/message.go
+++ b/message.go
@@ -37,6 +37,7 @@ type Message interface {
 	// nil if the message is valid, or an error describing what went wrong.
 	Validate() error
 	APIfy() APIMessage
+	SetProperty(name string, value interface{}) Properties
 
 	// internal is an unexposed interface function to ensure only types defined within this package can satisfy the Message interface. Invoking this method will panic.
 	internal()
diff --git a/posthog.go b/posthog.go
index 8af24ea..b28e839 100644
--- a/posthog.go
+++ b/posthog.go
@@ -178,15 +178,30 @@ func (c *client) Enqueue(msg Message) (err error) {
 	case Alias:
 		m.Type = "alias"
 		m.Timestamp = makeTimestamp(m.Timestamp, ts)
+		if _, ok := m.properties[GeoIPDisableKey]; !ok {
+			if c.Config.DisableGeoIP != nil {
+				m.properties = m.SetProperty(GeoIPDisableKey, *c.Config.DisableGeoIP)
+			}
+		}
 		msg = m
 
 	case Identify:
 		m.Type = "identify"
 		m.Timestamp = makeTimestamp(m.Timestamp, ts)
+		if _, ok := m.Properties[GeoIPDisableKey]; !ok {
+			if c.Config.DisableGeoIP != nil {
+				m.Properties = m.SetProperty(GeoIPDisableKey, *c.Config.DisableGeoIP)
+			}
+		}
 		msg = m
 
 	case GroupIdentify:
 		m.Timestamp = makeTimestamp(m.Timestamp, ts)
+		if _, ok := m.Properties[GeoIPDisableKey]; !ok {
+			if c.Config.DisableGeoIP != nil {
+				m.Properties = m.SetProperty(GeoIPDisableKey, *c.Config.DisableGeoIP)
+			}
+		}
 		msg = m
 
 	case Capture:
@@ -216,6 +231,11 @@ func (c *client) Enqueue(msg Message) (err error) {
 			}
 			m.Properties["$active_feature_flags"] = featureKeys
 		}
+		if _, ok := m.Properties[GeoIPDisableKey]; !ok {
+			if c.Config.DisableGeoIP != nil {
+				m.Properties = m.SetProperty(GeoIPDisableKey, *c.Config.DisableGeoIP)
+			}
+		}
 		msg = m
 
 	default:
diff --git a/posthog_test.go b/posthog_test.go
index f0bf009..00d2e1e 100644
--- a/posthog_test.go
+++ b/posthog_test.go
@@ -17,6 +17,52 @@ import (
 	"time"
 )
 
+func TestClient_Enqueue(t *testing.T) {
+	c := New("")
+
+	err := c.Enqueue(GroupIdentify{
+		DistinctId: "1",
+		Type:       "abc",
+		Key:        "def",
+	})
+	if err != nil {
+		t.Error("enqueue failed:", err)
+	}
+
+	err = c.Enqueue(Identify{
+		DistinctId: "1",
+		Type:       "abc",
+	})
+	if err != nil {
+		t.Error("enqueue failed:", err)
+	}
+
+	err = c.Enqueue(Capture{
+		DistinctId: "1",
+		Event:      "abc",
+	})
+	if err != nil {
+		t.Error("enqueue failed:", err)
+	}
+
+	err = c.Enqueue(Capture{
+		DistinctId: "1",
+		Event:      "abc",
+		Properties: NewProperties().Set(GeoIPDisableKey, false),
+	})
+	if err != nil {
+		t.Error("enqueue failed:", err)
+	}
+
+	err = c.Enqueue(Alias{
+		DistinctId: "1",
+		Alias:      "abc",
+	})
+	if err != nil {
+		t.Error("enqueue failed:", err)
+	}
+}
+
 // Helper type used to implement the io.Reader interface on function values.
 type readFunc func([]byte) (int, error)
 
@@ -73,6 +119,8 @@ var _ Message = (*testErrorMessage)(nil)
 type testErrorMessage struct{}
 type testAPIErrorMessage struct{}
 
+func (m testErrorMessage) SetProperty(name string, value interface{}) Properties { return Properties{} }
+
 func (m testErrorMessage) internal() {
 }
 
@@ -342,6 +390,8 @@ type customMessage struct {
 type customAPIMessage struct {
 }
 
+func (c *customMessage) SetProperty(name string, value interface{}) Properties { return Properties{} }
+
 func (c *customMessage) internal() {
 }
 
diff --git a/properties.go b/properties.go
index 49d7fbe..99387bc 100644
--- a/properties.go
+++ b/properties.go
@@ -1,5 +1,7 @@
 package posthog
 
+const GeoIPDisableKey = "$geoip_disable"
+
 // This type is used to represent properties in messages that support it.
 // It is a free-form object so the application can set any value it sees fit but
 // a few helper method are defined to make it easier to instantiate properties with
@@ -22,3 +24,8 @@ func (p Properties) Set(name string, value interface{}) Properties {
 	p[name] = value
 	return p
 }
+
+func (p Properties) Get(name string) (interface{}, bool) {
+	value, ok := p[name]
+	return value, ok
+}