diff --git a/README.md b/README.md
index 6f24eba..ad3b1ee 100644
--- a/README.md
+++ b/README.md
@@ -87,6 +87,9 @@ $ rm -fr node_modules; \
 
 # Revision History
 
+* 0.3.1
+  - Fix an issue where Object.value function was missing on Node.js v6
+
 * 0.3.0
   - Add the mac property only when it's available
   - Fix an issue where some of events didn't contain the mac address
diff --git a/npm-shrinkwrap.json b/npm-shrinkwrap.json
index c842670..c41ba4c 100644
--- a/npm-shrinkwrap.json
+++ b/npm-shrinkwrap.json
@@ -1,6 +1,6 @@
 {
   "name": "node-red-contrib-smartmesh",
-  "version": "0.3.0",
+  "version": "0.3.1",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 2945ffb..6faeaa0 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "node-red-contrib-smartmesh",
-  "version": "0.3.0",
+  "version": "0.3.1",
   "description": "Node-RED nodes for Analog Devices' SmartMesh® IP Motes and Manager",
   "license": "Apache-2.0",
   "repository": {
diff --git a/src/smartmesh-common.js b/src/smartmesh-common.js
index b36392f..46bad4f 100644
--- a/src/smartmesh-common.js
+++ b/src/smartmesh-common.js
@@ -111,7 +111,7 @@ export class SmartMeshClientProxy {
   }
 
   getActiveMotes() {
-    return Object.values(this.motes).filter(mote => mote.active);
+    return Object.keys(this.motes).filter(mac => this.motes[mac].active);
   }
 
   getActiveMoteCount() {