4 files changed, 13 insertions, 11 deletions
diff --git a/packages/web3-wrapper/CHANGELOG.json b/packages/web3-wrapper/CHANGELOG.json
index 6b554110f..7b21da73a 100644
--- a/packages/web3-wrapper/CHANGELOG.json
+++ b/packages/web3-wrapper/CHANGELOG.json
@@ -7,7 +7,8 @@
                     "Fix bug in `getTransactionByHashAsync` which was causing the return value to have the wrong type (raw fields instead of unmarshalled fields).",
                 "pr": 1177
             }
-        ]
+        ],
+        "timestamp": 1541740904
     },
     {
         "version": "3.1.0",
diff --git a/packages/web3-wrapper/CHANGELOG.md b/packages/web3-wrapper/CHANGELOG.md
index 90d62953a..ebbef2c48 100644
--- a/packages/web3-wrapper/CHANGELOG.md
+++ b/packages/web3-wrapper/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v3.1.1 - _November 9, 2018_
+
+    * Fix bug in `getTransactionByHashAsync` which was causing the return value to have the wrong type (raw fields instead of unmarshalled fields). (#1177)
+
 ## v3.1.0 - _October 18, 2018_
 
     * Add `signTypedData` to perform EIP712 `eth_signTypedData`. (#1102)
diff --git a/packages/web3-wrapper/package.json b/packages/web3-wrapper/package.json
index e95245df8..2b87cc92a 100644
--- a/packages/web3-wrapper/package.json
+++ b/packages/web3-wrapper/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/web3-wrapper",
-    "version": "3.1.0",
+    "version": "3.1.1",
     "engines": {
         "node": ">=6.12"
     },
@@ -35,7 +35,7 @@
     },
     "homepage": "https://github.com/0xProject/0x-monorepo/packages/web3-wrapper/README.md",
     "devDependencies": {
-        "@0x/tslint-config": "^1.0.9",
+        "@0x/tslint-config": "^1.0.10",
         "@types/ganache-core": "^2.1.0",
         "@types/lodash": "4.14.104",
         "chai": "^4.0.1",
@@ -53,11 +53,11 @@
         "typescript": "3.0.1"
     },
     "dependencies": {
-        "@0x/assert": "^1.0.14",
-        "@0x/json-schemas": "^2.0.0",
-        "@0x/typescript-typings": "^3.0.3",
-        "@0x/utils": "^2.0.3",
-        "ethereum-types": "^1.1.1",
+        "@0x/assert": "^1.0.15",
+        "@0x/json-schemas": "^2.0.1",
+        "@0x/typescript-typings": "^3.0.4",
+        "@0x/utils": "^2.0.4",
+        "ethereum-types": "^1.1.2",
         "ethereumjs-util": "^5.1.1",
         "ethers": "~4.0.4",
         "lodash": "^4.17.5"
diff --git a/packages/web3-wrapper/src/web3_wrapper.ts b/packages/web3-wrapper/src/web3_wrapper.ts
index 56877fef3..23204e616 100644
--- a/packages/web3-wrapper/src/web3_wrapper.ts
+++ b/packages/web3-wrapper/src/web3_wrapper.ts
@@ -533,9 +533,6 @@ export class Web3Wrapper {
             method: 'eth_call',
             params: [callDataHex, marshalledDefaultBlock],
         });
-        if (rawCallResult === '0x') {
-            throw new Error('Contract call failed (returned null)');
-        }
         return rawCallResult;
     }
     /**