diff --git a/lib/git.js b/lib/git.js
index 730b150..ed2034f 100644
--- a/lib/git.js
+++ b/lib/git.js
@@ -67,6 +67,9 @@ async function mergeMasterIntoDev (context) {
   // the snapshot release
   await execa('git', ['checkout', branch], execaOpts)
 
+  // pull changes into master
+  await execa('git', ['pull'], execaOpts)
+
   // checkout dev branch
   await execa('git', ['checkout', devBranch], execaOpts)