3 files changed, 26 insertions, 8 deletions
diff --git a/packages/base-contract/CHANGELOG.json b/packages/base-contract/CHANGELOG.json
index 63b1fe8f7..d3333dff6 100644
--- a/packages/base-contract/CHANGELOG.json
+++ b/packages/base-contract/CHANGELOG.json
@@ -1,12 +1,22 @@
 [
     {
+        "timestamp": 1549452781,
+        "version": "4.0.1",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
         "version": "4.0.0",
         "changes": [
             {
                 "note": "Upgrade the bignumber.js to v8.0.2",
                 "pr": 1517
             }
-        ]
+        ],
+        "timestamp": 1549373905
     },
     {
         "timestamp": 1547561734,
diff --git a/packages/base-contract/CHANGELOG.md b/packages/base-contract/CHANGELOG.md
index 975a56fd4..ae705dab7 100644
--- a/packages/base-contract/CHANGELOG.md
+++ b/packages/base-contract/CHANGELOG.md
@@ -5,6 +5,14 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v4.0.1 - _February 6, 2019_
+
+    * Dependencies updated
+
+## v4.0.0 - _February 5, 2019_
+
+    * Upgrade the bignumber.js to v8.0.2 (#1517)
+
 ## v3.0.13 - _January 15, 2019_
 
     * Dependencies updated
diff --git a/packages/base-contract/package.json b/packages/base-contract/package.json
index db09b16a1..ac7b3fb87 100644
--- a/packages/base-contract/package.json
+++ b/packages/base-contract/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/base-contract",
-    "version": "3.0.13",
+    "version": "4.0.1",
     "engines": {
         "node": ">=6.12"
     },
@@ -29,7 +29,7 @@
     },
     "homepage": "https://github.com/0xProject/0x-monorepo/packages/base-contract/README.md",
     "devDependencies": {
-        "@0x/tslint-config": "^2.0.2",
+        "@0x/tslint-config": "^3.0.0",
         "@types/lodash": "4.14.104",
         "chai": "^4.0.1",
         "make-promises-safe": "^1.1.0",
@@ -40,12 +40,12 @@
         "typescript": "3.0.1"
     },
     "dependencies": {
-        "@0x/typescript-typings": "^3.0.8",
-        "@0x/utils": "^3.0.1",
-        "@0x/web3-wrapper": "^3.2.4",
-        "ethereum-types": "^1.1.6",
+        "@0x/typescript-typings": "^4.0.0",
+        "@0x/utils": "^4.0.2",
+        "@0x/web3-wrapper": "^4.0.1",
+        "ethereum-types": "^2.0.0",
         "ethers": "~4.0.4",
-        "lodash": "^4.17.5"
+        "lodash": "^4.17.11"
     },
     "publishConfig": {
         "access": "public"