diff --git a/src/OverlayTrigger.d.ts b/src/OverlayTrigger.d.ts
index 1045434..9fe2579 100644
--- a/src/OverlayTrigger.d.ts
+++ b/src/OverlayTrigger.d.ts
@@ -23,7 +23,7 @@ export interface OverlayTriggerProps extends React.Props<OverlayTriggerClass> {
   onExiting?: Function;
   placement?: string;
   rootClose?: boolean;
-  trigger?: string;
+  trigger?: string | string[];
 }
 export interface OverlayTrigger extends React.ReactElement<OverlayTriggerProps> { }
 export interface OverlayTriggerClass extends  React.ComponentClass<OverlayTriggerProps> { }