1 files changed, 9 insertions, 3 deletions
diff --git a/packages/contracts/src/utils/web3_wrapper.ts b/packages/contracts/src/utils/web3_wrapper.ts
index ed1c488a2..5d3d9f7c9 100644
--- a/packages/contracts/src/utils/web3_wrapper.ts
+++ b/packages/contracts/src/utils/web3_wrapper.ts
@@ -1,12 +1,18 @@
-import { devConstants, web3Factory } from '@0xproject/dev-utils';
+import { devConstants, env, EnvVars, web3Factory } from '@0xproject/dev-utils';
+import { prependSubprovider } from '@0xproject/subproviders';
 import { Provider } from '@0xproject/types';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
 
+import { coverage } from './coverage';
+
 export const txDefaults = {
     from: devConstants.TESTRPC_FIRST_ADDRESS,
     gas: devConstants.GAS_ESTIMATE,
 };
 const providerConfigs = { shouldUseInProcessGanache: true };
-export const web3 = web3Factory.create(providerConfigs);
-export const provider = web3.currentProvider;
+export const provider = web3Factory.getRpcProvider(providerConfigs);
+const isCoverageEnabled = env.parseBoolean(EnvVars.SolidityCoverage);
+if (isCoverageEnabled) {
+    prependSubprovider(provider, coverage.getCoverageSubproviderSingleton());
+}
 export const web3Wrapper = new Web3Wrapper(provider);