diff --git a/bin/github-lint.js b/bin/github-lint.js
index d7751f86..42116cec 100755
--- a/bin/github-lint.js
+++ b/bin/github-lint.js
@@ -9,7 +9,7 @@ const path = require('path')
 
 function execFile(command, args) {
   return new Promise(resolve => {
-    childProcess.execFile(command, args, (error, stdout, stderr) => {
+    childProcess.execFile(command, args, {maxBuffer: 1024 ** 2}, (error, stdout, stderr) => {
       resolve({code: error ? error.code : 0, stdout, stderr})
     })
   })