3 files changed, 8 insertions, 3 deletions
diff --git a/packages/0x.js/CHANGELOG.md b/packages/0x.js/CHANGELOG.md
index 703640e48..0846ee7c3 100644
--- a/packages/0x.js/CHANGELOG.md
+++ b/packages/0x.js/CHANGELOG.md
@@ -3,6 +3,7 @@
 ## v0.30.1 - _January 18, 2018_
 
     * Fix a bug allowing negative fill values  (#212)
+
 ## v0.30.0 - _January 17, 2018_
 
     * Add an error parameter to the order watcher callback (#312)
diff --git a/packages/assert/src/index.ts b/packages/assert/src/index.ts
index 0ea666629..7ad574ec7 100644
--- a/packages/assert/src/index.ts
+++ b/packages/assert/src/index.ts
@@ -13,7 +13,7 @@ export const assert = {
     isValidBaseUnitAmount(variableName: string, value: BigNumber) {
         assert.isBigNumber(variableName, value);
         const isNegative = value.lessThan(0);
-        this.assert(!isNegative, `${variableName} cannot be a negative number, found value: ${value.toNumber()}` );
+        this.assert(!isNegative, `${variableName} cannot be a negative number, found value: ${value.toNumber()}`);
         const hasDecimals = value.decimalPlaces() !== 0;
         this.assert(
             !hasDecimals,
diff --git a/packages/assert/test/assert_test.ts b/packages/assert/test/assert_test.ts
index 732e99b3e..b0fa398d6 100644
--- a/packages/assert/test/assert_test.ts
+++ b/packages/assert/test/assert_test.ts
@@ -25,11 +25,15 @@ describe('Assertions', () => {
     describe('#isValidBaseUnitAmount', () => {
         it('should not throw for valid input', () => {
             const validInputs = [new BigNumber(23), new BigNumber('45000000')];
-            validInputs.forEach(input => expect(assert.isValidBaseUnitAmount.bind(assert, variableName, input)).to.not.throw());
+            validInputs.forEach(input =>
+                expect(assert.isValidBaseUnitAmount.bind(assert, variableName, input)).to.not.throw(),
+            );
         });
         it('should throw for invalid input', () => {
             const invalidInputs = [0, undefined, new BigNumber(3.145), 3.145, new BigNumber(-400)];
-            invalidInputs.forEach(input => expect(assert.isValidBaseUnitAmount.bind(assert, variableName, input)).to.throw());
+            invalidInputs.forEach(input =>
+                expect(assert.isValidBaseUnitAmount.bind(assert, variableName, input)).to.throw(),
+            );
         });
     });
     describe('#isString', () => {