diff --git a/CHANGES_NEXT_RELEASE b/CHANGES_NEXT_RELEASE
index e69de29bb..7098fd41e 100644
--- a/CHANGES_NEXT_RELEASE
+++ b/CHANGES_NEXT_RELEASE
@@ -0,0 +1 @@
+- ADD: index for Device model based on {service: 1, subservice: 1, id: 1, apikey: 1} (#1576)
\ No newline at end of file
diff --git a/lib/model/Device.js b/lib/model/Device.js
index 073211df7..a5051a9c2 100644
--- a/lib/model/Device.js
+++ b/lib/model/Device.js
@@ -57,6 +57,7 @@ const Device = new Schema({
 });
 
 function load(db) {
+    Device.index({ service: 1, subservice: 1, id: 1, apikey: 1 });
     module.exports.model = db.model('Device', Device);
     module.exports.internalSchema = Device;
 }