diff --git a/leaflet/leaflet.d.ts b/leaflet/leaflet.d.ts
index 336f51cd9..c2db9a109 100644
--- a/leaflet/leaflet.d.ts
+++ b/leaflet/leaflet.d.ts
@@ -1449,7 +1449,7 @@ declare module L {
 
     }
 
-    export class FeatureGroup implements ILayer, IEventPowered {
+    export class FeatureGroup extends LayerGroup implements ILayer, IEventPowered {
         /**
           * Create a layer group, optionally given an initial set of layers.
           */