diff --git a/index.html b/index.html
index dc9883a..b8e6747 100644
--- a/index.html
+++ b/index.html
@@ -292,7 +292,7 @@
                 const lat = Math.floor(-38.661727955271765 * 1000000);
                 const lon = Math.floor(178.0236810462527 * 1000000);
                 console.log(lat, lon);
-                await this.connection.sendCommandSetAdvertLatLon(lat, lon);
+                await this.connection.setAdvertLatLong(lat, lon);
             },
             async sendCommandAddUpdateContact() {
                 const publicKey = new Uint8Array([148, 63, 175, 162, 88, 212, 192, 40, 214, 185, 213, 140, 42, 145, 194, 186, 70, 71, 112, 68, 0, 192, 65, 4, 105, 143, 230, 50, 162, 79, 247, 192]);
diff --git a/src/connection/connection.js b/src/connection/connection.js
index c9ce694..fbc728a 100644
--- a/src/connection/connection.js
+++ b/src/connection/connection.js
@@ -434,6 +434,37 @@ class Connection extends EventEmitter {
         });
     }
 
+    setAdvertLatLong(latitude, longitude) {
+        return new Promise(async (resolve, reject) => {
+            try {
+
+                // resolve promise when we receive ok
+                const onOk = () => {
+                    this.off(Constants.ResponseCodes.Ok, onOk);
+                    this.off(Constants.ResponseCodes.Err, onErr);
+                    resolve();
+                }
+
+                // reject promise when we receive err
+                const onErr = () => {
+                    this.off(Constants.ResponseCodes.Ok, onOk);
+                    this.off(Constants.ResponseCodes.Err, onErr);
+                    reject();
+                }
+
+                // listen for events
+                this.once(Constants.ResponseCodes.Ok, onOk);
+                this.once(Constants.ResponseCodes.Err, onErr);
+
+                // set advert lat lon
+                await this.sendCommandSetAdvertLatLon(latitude, longitude);
+
+            } catch(e) {
+                reject(e);
+            }
+        });
+    }
+
     setTxPower(txPower) {
         return new Promise(async (resolve, reject) => {
             try {