diff --git a/README.md b/README.md
index 5b4051b..37cd8bb 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,9 @@
 <p align="center"><img src="https://cloud.githubusercontent.com/assets/2391349/23598327/a17bb68a-01ee-11e7-8f55-88a5fc96e997.png" /></p>
 
 <p align="center">
-  <a href="https://circleci.com/gh/nexe/nexe"><img src="https://img.shields.io/circleci/project/nexe/nexe.svg" alt="Build Status"></a>
+  <a href="https://circleci.com/gh/nexe/nexe"><img src="https://img.shields.io/circleci/project/github/nexe/nexe/master.svg" alt="Mac Build Status"></a>
+  <a href="https://travis-ci.org/nexe/nexe/builds"><img src="https://img.shields.io/travis/nexe/nexe/master.svg" alt="Linux Build Status"></a>
+  <a href="https://ci.appveyor.com/project/calebboyd/nexe/history"><img src="https://img.shields.io/appveyor/ci/calebboyd/nexe/master.svg" alt="Windows Build Status"></a>
   <a href="https://www.npmjs.com/package/nexe"><img src="https://img.shields.io/npm/dt/nexe.svg" alt="Downloads"></a>
   <a href="https://www.npmjs.com/package/nexe"><img src="https://img.shields.io/npm/v/nexe.svg" alt="Version"></a>
   <a href="https://www.npmjs.com/package/nexe"><img src="https://img.shields.io/npm/l/nexe.svg" alt="License"></a>
diff --git a/src/releases.ts b/src/releases.ts
index 9a7f800..3a5b8d5 100644
--- a/src/releases.ts
+++ b/src/releases.ts
@@ -25,8 +25,8 @@ async function getJson<T>(url: string, options?: any) {
 }
 
 function isBuildableVersion(version: string) {
-  const major = +version.split('.')[0]
-  return !~versionsToSkip.indexOf(major) || version === '4.8.4'
+  const major = Number(version.split('.')[0])
+  return !versionsToSkip.includes(major) || version === '4.8.4'
 }
 
 export function getLatestGitRelease(options?: any) {