diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1eb18b81e..5d6be4a44 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,7 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 - Added `@JsonCreator` annotation to webhook classes' `fromJson(String)` method
 - Added `app_id` to `com.vonage.client.numbers.OwnedNumber`
 - Fixed Viber Video message TTL field being set incorrectly
+- Fixed incorrect serialisation of outbound WhatsApp Location message
 - Added end-to-end encryption support for Video sessions
 - Added `leg_persistence_time` to Application Voice capability
 - Added `signed_callbacks` to Application RTC capability
diff --git a/src/main/java/com/vonage/client/messages/whatsapp/Location.java b/src/main/java/com/vonage/client/messages/whatsapp/Location.java
index 0e0396bc9..fceea9ec6 100644
--- a/src/main/java/com/vonage/client/messages/whatsapp/Location.java
+++ b/src/main/java/com/vonage/client/messages/whatsapp/Location.java
@@ -15,6 +15,7 @@
  */
 package com.vonage.client.messages.whatsapp;
 
+import com.fasterxml.jackson.annotation.JsonAlias;
 import com.fasterxml.jackson.annotation.JsonProperty;
 import com.vonage.client.JsonableBaseObject;
 
@@ -39,12 +40,14 @@ public final class Location extends JsonableBaseObject {
 		address = builder.address;
 	}
 
-	@JsonProperty("lat")
+	@JsonAlias("lat")
+	@JsonProperty("latitude")
 	public double getLatitude() {
 		return latitude;
 	}
 
-	@JsonProperty("long")
+	@JsonAlias("long")
+	@JsonProperty("longitude")
 	public double getLongitude() {
 		return longitude;
 	}
diff --git a/src/test/java/com/vonage/client/messages/whatsapp/WhatsappLocationRequestTest.java b/src/test/java/com/vonage/client/messages/whatsapp/WhatsappLocationRequestTest.java
index 2833bcb25..a709fffda 100644
--- a/src/test/java/com/vonage/client/messages/whatsapp/WhatsappLocationRequestTest.java
+++ b/src/test/java/com/vonage/client/messages/whatsapp/WhatsappLocationRequestTest.java
@@ -30,7 +30,8 @@ public void testSerializeAllParams() {
 				.longitude(longitude).latitude(latitude)
 				.build().toJson();
 		assertTrue(json.contains("\"custom\":{\"type\":\"location\",\"location\":{" +
-				"\"lat\":"+latitude+",\"long\":"+longitude+",\"name\":\""+name+"\",\"address\":\""+address+"\"}}"
+				"\"latitude\":"+latitude+",\"longitude\":"+longitude+
+				",\"name\":\""+name+"\",\"address\":\""+address+"\"}}"
 		));
 		assertTrue(json.contains("\"message_type\":\"custom\""));
 		assertTrue(json.contains("\"channel\":\"whatsapp\""));
@@ -42,7 +43,7 @@ public void testSerializeRequiredParams() {
 				.longitude(51.5216317).latitude(-0.0890882)
 				.from("317900000002").to("447900000001")
 				.build().toJson();
-		assertTrue(json.contains("\"location\":{\"lat\":-0.0890882,\"long\":51.5216317}"));
+		assertTrue(json.contains("\"location\":{\"latitude\":-0.0890882,\"longitude\":51.5216317}"));
 		assertTrue(json.contains("\"message_type\":\"custom\""));
 		assertTrue(json.contains("\"channel\":\"whatsapp\""));
 	}