diff --git a/lib/releases.js b/lib/releases.js
index b49f31f..5643408 100644
--- a/lib/releases.js
+++ b/lib/releases.js
@@ -55,7 +55,7 @@ async function fetchReleases (githubToken) {
 const semver = require('semver');
 
 async function findLatestVersion (versions) {
-  return versions.sort((a, b) => semver.rcompare(a, b))[0];
+  return versions.filter((v) => semver.prerelease(v) === null).sort((a, b) => semver.rcompare(a, b))[0];
 }
 
 async function findLatestVersionInRange (versions, range) {