diff --git a/types/react-leaflet/index.d.ts b/types/react-leaflet/index.d.ts
index d59527932b..aac671947d 100644
--- a/types/react-leaflet/index.d.ts
+++ b/types/react-leaflet/index.d.ts
@@ -2,7 +2,7 @@
 // Project: https://github.com/PaulLeCam/react-leaflet
 // Definitions by: Dave Leaver <https://github.com/danzel>, David Schneider <https://github.com/davschne>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-// TypeScript Version: 2.2
+// TypeScript Version: 2.3
 
 import * as Leaflet from 'leaflet';
 import * as React from 'react';
@@ -202,7 +202,7 @@ export interface WMSTileLayerProps extends TileLayerEvents, Leaflet.WMSOptions {
     children?: Children;
     url: string;
 }
-export class WMSTileLayer<P = WMSTileLayerProps> extends GridLayer<P, Leaflet.TileLayer.WMS> { }
+export class WMSTileLayer<P = WMSTileLayerProps,  E extends Leaflet.GridLayer = Leaflet.TileLayer.WMS> extends GridLayer<P, E> { }
 
 export interface ImageOverlayProps extends Leaflet.ImageOverlayOptions {
     bounds: Leaflet.LatLngBoundsExpression;
@@ -320,7 +320,7 @@ export interface LayersControlProps extends LayersControlEvents, Leaflet.Control
     children?: Children;
     overlays?: Leaflet.Control.LayersObject;
 }
-export class LayersControl<P = AttributionControlProps> extends MapControl<P, Leaflet.Control.Layers> { }
+export class LayersControl<P = AttributionControlProps, E extends Leaflet.Control = Leaflet.Control.Layers> extends MapControl<P, E> { }
 
 export namespace LayersControl {
     interface BaseControlledLayerProps {
@@ -348,4 +348,4 @@ export type ScaleControlProps = Leaflet.Control.ScaleOptions;
 export class ScaleControl<P extends ScaleControlProps, E extends Leaflet.Control.Scale> extends MapControl<P, E> { }
 
 export type ZoomControlProps = Leaflet.Control.ZoomOptions;
-export class ZoomControl<P = ZoomControlProps> extends MapControl<P, Leaflet.Control.Zoom> { }
+export class ZoomControl<P = ZoomControlProps, E extends Leaflet.Control = Leaflet.Control.Zoom> extends MapControl<P, E> { }