diff --git a/types/dispatchr/addons/createStore.d.ts b/types/dispatchr/addons/createStore.d.ts
index 0c6388d1ae..df8e12cf03 100644
--- a/types/dispatchr/addons/createStore.d.ts
+++ b/types/dispatchr/addons/createStore.d.ts
@@ -1,13 +1,20 @@
 import { StoreClass, Store } from '../index';
 
+type Diff<T extends string, U extends string> = ({ [P in T]: P } & { [P in U]: never } & { [x: string]: never })[T];
+type Omit<T, K extends keyof T> = Pick<T, Diff<keyof T, K>>;
+
 interface StoreOptions {
-    initialize?(): void;
     storeName: string;
     handlers: { [event: string]: string };
-    [prop: string]: any;
+    statics?: { [prop: string]: any };
+    mixins?: object[];
+    initialize?(): void;
+    dehydrate?(): any;
+    rehydrate?(state: any): void;
 }
 
-type CreateStore = <This extends StoreOptions>(options: This & ThisType<This & Store>) => StoreClass;
+// see: https://github.com/yahoo/fluxible/blob/dispatchr-v1.2.0/packages/dispatchr/addons/createStore.js#L9
+type StoreThis<T extends StoreOptions> = Omit<T, 'statics'|'storeName'|'handlers'|'mixins'> & Store
 
-declare const _: CreateStore;
-export = _;
+declare function createStore<T extends StoreOptions>(options: T & ThisType<StoreThis<T>>): StoreClass;
+export = createStore;