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diff --git a/packages/typescript-typings/types/ganache-core/index.d.ts b/packages/typescript-typings/types/ganache-core/index.d.ts
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+++ b/packages/typescript-typings/types/ganache-core/index.d.ts
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+// Type definitions for ganache-core 2.1
+// Project: https://github.com/trufflesuite/ganache-core#readme
+// Definitions by: Leonid Logvinov <https://github.com/LogvinovLeon>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.4
+
+declare module '@dexon-foundation/ganache-core' {
+    import { Provider } from 'ethereum-protocol';
+    export interface GanacheOpts {
+        verbose?: boolean;
+        logger?: {
+            log(msg: string): void;
+        };
+        port?: number;
+        network_id?: number;
+        networkId?: number;
+        mnemonic?: string;
+        gasLimit?: number;
+        vmErrorsOnRPCResponse?: boolean;
+        db_path?: string;
+    }
+    export function provider(opts: GanacheOpts): Provider;
+}