1 files changed, 1 insertions, 1 deletions
diff --git a/packages/0x.js/src/contract_wrappers/contract_wrapper.ts b/packages/0x.js/src/contract_wrappers/contract_wrapper.ts
index c1c95c6db..93912c3d9 100644
--- a/packages/0x.js/src/contract_wrappers/contract_wrapper.ts
+++ b/packages/0x.js/src/contract_wrappers/contract_wrapper.ts
@@ -140,7 +140,7 @@ export class ContractWrapper {
             // We need to coerce to Block type cause Web3.Block includes types for mempool blocks
             if (!_.isUndefined(this._blockAndLogStreamer)) {
                 // If we clear the interval while fetching the block - this._blockAndLogStreamer will be undefined
-                this._blockAndLogStreamer.reconcileNewBlock(latestBlock as any as Block);
+                await this._blockAndLogStreamer.reconcileNewBlock(latestBlock as any as Block);
             }
         } catch (err) {
             const filterTokens = _.keys(this._filterCallbacks);