1 files changed, 1 insertions, 1 deletions
diff --git a/src/0x.ts b/src/0x.ts
index fbfea8145..1f66e73b6 100644
--- a/src/0x.ts
+++ b/src/0x.ts
@@ -176,7 +176,7 @@ export class ZeroEx {
      * @param   order   An object that conforms to the Order or SignedOrder interface definitions.
      * @return  The resulting orderHash from hashing the supplied order.
      */
-    public async getOrderHashHexAsync(order: Order|SignedOrder): Promise<string> {
+    public getOrderHashHex(order: Order|SignedOrder): string {
         assert.doesConformToSchema('order', order, orderSchema);
         const orderHashHex = utils.getOrderHashHex(order, order.exchangeContractAddress);
         return orderHashHex;