diff --git a/library/package-lock.json b/library/package-lock.json
index 2c22ca8..a458279 100644
--- a/library/package-lock.json
+++ b/library/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "solidity-typescript-generator",
-  "version": "1.1.6",
+  "version": "1.1.8",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/library/package.json b/library/package.json
index 281336b..330694f 100644
--- a/library/package.json
+++ b/library/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@augurproject/solidity-typescript-generator",
-  "version": "1.1.6",
+  "version": "1.1.8",
   "description": "Takes in a solidity file and generates a set of TypeScript classes for interacting with the contract.",
   "main": "output/index.js",
   "scripts": {
diff --git a/library/source/index.ts b/library/source/index.ts
index 16353a2..d8655e7 100644
--- a/library/source/index.ts
+++ b/library/source/index.ts
@@ -1,6 +1,6 @@
 import { keccak256 } from 'js-sha3'
 
-type Primitive = 'uint8' | 'uint64' | 'uint256' | 'bool' | 'string' | 'address' | 'bytes4' | 'bytes20' | 'bytes32' | 'bytes' | 'bytes[]' | 'int256' | 'tuple' | 'address[]' | 'uint8[]' | 'uint256[]' | 'int256[]' | 'bytes32[]' | 'tuple[]'
+type Primitive = 'uint8' | 'uint64' | 'uint128' | 'uint256' | 'bool' | 'string' | 'address' | 'bytes4' | 'bytes20' | 'bytes32' | 'bytes' | 'bytes[]' | 'int256' | 'tuple' | 'address[]' | 'uint8[]' | 'uint256[]' | 'int256[]' | 'bytes32[]' | 'tuple[]' | 'bool[]'
 
 interface AbiParameter {
 	name: string,
@@ -70,7 +70,7 @@ export function generateContractInterfaces(contractsOutput: CompilerOutput): str
 
 	return `// THIS FILE IS AUTOMATICALLY GENERATED BY \`generateContractInterfaces.ts\`. DO NOT EDIT BY HAND'
 
-export type Primitive = 'uint8' | 'uint64' | 'uint256' | 'bool' | 'string' | 'address' | 'bytes4' | 'bytes20' | 'bytes32' | 'bytes' | 'bytes[]' | 'int256' | 'tuple' | 'address[]' | 'uint8[]' | 'uint256[]' | 'int256[]' | 'bytes32[]' | 'tuple[]'
+export type Primitive = 'uint8' | 'uint64' | 'uint128' | 'uint256' | 'bool' | 'string' | 'address' | 'bytes4' | 'bytes20' | 'bytes32' | 'bytes' | 'bytes[]' | 'int256' | 'tuple' | 'address[]' | 'uint8[]' | 'uint256[]' | 'int256[]' | 'bytes32[]' | 'tuple[]' | 'bool[]'
 
 export interface AbiParameter {
 	name: string
@@ -356,6 +356,7 @@ function toTsTypeString(abiParameter: AbiParameter, errorContext: { contractName
 	switch(abiParameter.type) {
 		case 'uint8':
 		case 'uint64':
+		case 'uint128':
 		case 'uint256':
 		case 'int256': {
 			return 'TBigNumber'
@@ -371,6 +372,9 @@ function toTsTypeString(abiParameter: AbiParameter, errorContext: { contractName
 		case 'bool': {
 			return 'boolean'
 		}
+		case 'bool[]': {
+			return 'Array<boolean>'
+		}
 		case 'tuple': {
 			return `{ ${abiParameter.components!.map(component => `${component.name}: ${toTsTypeString(component, errorContext)}`).join(', ')} }`
 		}
diff --git a/yarn.lock b/yarn.lock
new file mode 100644
index 0000000..fb57ccd
--- /dev/null
+++ b/yarn.lock
@@ -0,0 +1,4 @@
+# THIS IS AN AUTOGENERATED FILE. DO NOT EDIT THIS FILE DIRECTLY.
+# yarn lockfile v1
+
+