8 files changed, 10 insertions, 10 deletions
diff --git a/packages/0x.js/test/global_hooks.ts b/packages/0x.js/test/global_hooks.ts
index d9768e61c..6d2c3219b 100644
--- a/packages/0x.js/test/global_hooks.ts
+++ b/packages/0x.js/test/global_hooks.ts
@@ -11,7 +11,7 @@ before('migrate contracts', async function(): Promise<void> {
     const mochaTestTimeoutMs = 20000;
     this.timeout(mochaTestTimeoutMs);
     const txDefaults = {
-        gas: devConstants.GAS_ESTIMATE,
+        gas: devConstants.GAS_LIMIT,
         from: devConstants.TESTRPC_FIRST_ADDRESS,
     };
     const artifactsDir = `../migrations/artifacts/1.0.0`;
diff --git a/packages/contract-wrappers/test/global_hooks.ts b/packages/contract-wrappers/test/global_hooks.ts
index d9768e61c..6d2c3219b 100644
--- a/packages/contract-wrappers/test/global_hooks.ts
+++ b/packages/contract-wrappers/test/global_hooks.ts
@@ -11,7 +11,7 @@ before('migrate contracts', async function(): Promise<void> {
     const mochaTestTimeoutMs = 20000;
     this.timeout(mochaTestTimeoutMs);
     const txDefaults = {
-        gas: devConstants.GAS_ESTIMATE,
+        gas: devConstants.GAS_LIMIT,
         from: devConstants.TESTRPC_FIRST_ADDRESS,
     };
     const artifactsDir = `../migrations/artifacts/1.0.0`;
diff --git a/packages/contracts/src/contracts/current/protocol/Exchange/MixinSignatureValidator.sol b/packages/contracts/src/contracts/current/protocol/Exchange/MixinSignatureValidator.sol
index 7f46766d6..7f4e20b5b 100644
--- a/packages/contracts/src/contracts/current/protocol/Exchange/MixinSignatureValidator.sol
+++ b/packages/contracts/src/contracts/current/protocol/Exchange/MixinSignatureValidator.sol
@@ -20,7 +20,7 @@ pragma solidity ^0.4.24;
 
 import "./mixins/MSignatureValidator.sol";
 import "./mixins/MTransactions.sol";
-import "./interfaces/ISigner.sol";
+import "./interfaces/IWallet.sol";
 import "./interfaces/IValidator.sol";
 import "./libs/LibExchangeErrors.sol";
 import "../../utils/LibBytes/LibBytes.sol";
@@ -168,7 +168,7 @@ contract MixinSignatureValidator is
         // Signature verified by wallet contract.
         // If used with an order, the maker of the order is the wallet contract.
         } else if (signatureType == SignatureType.Wallet) {
-            isValid = ISigner(signer).isValidSignature(hash, signature);
+            isValid = IWallet(signer).isValidSignature(hash, signature);
             return isValid;
 
         // Signature verified by validator contract.
diff --git a/packages/contracts/src/contracts/current/protocol/Exchange/interfaces/ISigner.sol b/packages/contracts/src/contracts/current/protocol/Exchange/interfaces/IWallet.sol
index 0186ad490..c86a2c057 100644
--- a/packages/contracts/src/contracts/current/protocol/Exchange/interfaces/ISigner.sol
+++ b/packages/contracts/src/contracts/current/protocol/Exchange/interfaces/IWallet.sol
@@ -18,7 +18,7 @@
 
 pragma solidity ^0.4.24;
 
-contract ISigner {
+contract IWallet {
 
     /// @dev Verifies that a signature is valid.
     /// @param hash Message hash that is signed.
diff --git a/packages/contracts/src/utils/web3_wrapper.ts b/packages/contracts/src/utils/web3_wrapper.ts
index 02595506b..4b8512222 100644
--- a/packages/contracts/src/utils/web3_wrapper.ts
+++ b/packages/contracts/src/utils/web3_wrapper.ts
@@ -7,7 +7,7 @@ import { coverage } from './coverage';
 
 export const txDefaults = {
     from: devConstants.TESTRPC_FIRST_ADDRESS,
-    gas: devConstants.GAS_ESTIMATE,
+    gas: devConstants.GAS_LIMIT,
 };
 const providerConfigs = { shouldUseInProcessGanache: true };
 export const provider = web3Factory.getRpcProvider(providerConfigs);
diff --git a/packages/dev-utils/src/constants.ts b/packages/dev-utils/src/constants.ts
index 48efd62cc..56e87d764 100644
--- a/packages/dev-utils/src/constants.ts
+++ b/packages/dev-utils/src/constants.ts
@@ -1,6 +1,6 @@
 export const constants = {
     RPC_URL: 'http://localhost:8545',
     RPC_PORT: 8545,
-    GAS_ESTIMATE: 8000000,
+    GAS_LIMIT: 7000000,
     TESTRPC_FIRST_ADDRESS: '0x5409ed021d9299bf6814279a6a1411a7e866a631',
 };
diff --git a/packages/dev-utils/src/web3_factory.ts b/packages/dev-utils/src/web3_factory.ts
index 98fccd835..c273035da 100644
--- a/packages/dev-utils/src/web3_factory.ts
+++ b/packages/dev-utils/src/web3_factory.ts
@@ -28,7 +28,7 @@ export const web3Factory = {
         if (!hasAddresses) {
             provider.addProvider(new EmptyWalletSubprovider());
         }
-        provider.addProvider(new FakeGasEstimateSubprovider(constants.GAS_ESTIMATE));
+        provider.addProvider(new FakeGasEstimateSubprovider(constants.GAS_LIMIT));
         const logger = {
             log: (arg: any) => {
                 fs.appendFileSync('ganache.log', `${arg}\n`);
@@ -41,7 +41,7 @@ export const web3Factory = {
             }
             provider.addProvider(
                 new GanacheSubprovider({
-                    gasLimit: constants.GAS_ESTIMATE,
+                    gasLimit: constants.GAS_LIMIT,
                     logger,
                     verbose: env.parseBoolean(EnvVars.VerboseGanache),
                     port: 8545,
diff --git a/packages/order-watcher/test/global_hooks.ts b/packages/order-watcher/test/global_hooks.ts
index 1df80533c..3d3f0e474 100644
--- a/packages/order-watcher/test/global_hooks.ts
+++ b/packages/order-watcher/test/global_hooks.ts
@@ -12,7 +12,7 @@ before('migrate contracts', async function(): Promise<void> {
     const mochaTestTimeoutMs = 20000;
     this.timeout(mochaTestTimeoutMs);
     const txDefaults = {
-        gas: devConstants.GAS_ESTIMATE,
+        gas: devConstants.GAS_LIMIT,
         from: devConstants.TESTRPC_FIRST_ADDRESS,
     };
     const artifactsDir = `../migrations/artifacts/1.0.0`;