1 files changed, 4 insertions, 4 deletions
diff --git a/src/contract_wrappers/exchange_wrapper.ts b/src/contract_wrappers/exchange_wrapper.ts
index 9d9428327..72f00ee91 100644
--- a/src/contract_wrappers/exchange_wrapper.ts
+++ b/src/contract_wrappers/exchange_wrapper.ts
@@ -92,10 +92,6 @@ export class ExchangeWrapper extends ContractWrapper {
         this._exchangeLogEventEmitters = [];
         this._exchangeContractByAddress = {};
     }
-    public async invalidateContractInstancesAsync(): Promise<void> {
-        await this.stopWatchingAllEventsAsync();
-        this._exchangeContractByAddress = {};
-    }
     /**
      * Returns the unavailable takerAmount of an order. Unavailable amount is defined as the total
      * amount that has been filled or cancelled. The remaining takerAmount can be calculated by
@@ -658,6 +654,10 @@ export class ExchangeWrapper extends ContractWrapper {
         await Promise.all(stopWatchingPromises);
         this._exchangeLogEventEmitters = [];
     }
+    private async _invalidateContractInstancesAsync(): Promise<void> {
+        await this.stopWatchingAllEventsAsync();
+        this._exchangeContractByAddress = {};
+    }
     private async _isExchangeContractAddressProxyAuthorizedAsync(exchangeContractAddress: string): Promise<boolean> {
         const isAuthorized = await this._proxyWrapper.isAuthorizedAsync(exchangeContractAddress);
         return isAuthorized;