2 files changed, 4 insertions, 2 deletions
diff --git a/packages/contracts/deploy/test/deploy_test.ts b/packages/contracts/deploy/test/deploy_test.ts
index 28cbd4586..7e7b98f90 100644
--- a/packages/contracts/deploy/test/deploy_test.ts
+++ b/packages/contracts/deploy/test/deploy_test.ts
@@ -19,7 +19,7 @@ const compilerOpts: CompilerOptions = {
     optimizerEnabled: constants.optimizerEnabled,
 };
 const compiler = new Compiler(compilerOpts);
-const deployerOpts: DeployerOptions = {
+const deployerOpts = {
     artifactsDir,
     networkId: constants.networkId,
     jsonrpcPort: constants.jsonrpcPort,
diff --git a/packages/contracts/deploy/test/util/constants.ts b/packages/contracts/deploy/test/util/constants.ts
index 226c5a205..a2de44b63 100644
--- a/packages/contracts/deploy/test/util/constants.ts
+++ b/packages/contracts/deploy/test/util/constants.ts
@@ -1,8 +1,10 @@
+import {BigNumber} from 'bignumber.js';
+
 export const constants = {
     networkId: 0,
     jsonrpcPort: 8545,
     optimizerEnabled: 0,
-    gasPrice: '20000000000',
+    gasPrice: new BigNumber(20000000000),
     timeoutMs: 12000,
     zrxTokenAddress: '0xe41d2489571d322189246dafa5ebde1f4699f498',
     tokenTransferProxyAddress: '0x8da0d80f5007ef1e431dd2127178d224e32c2ef4',