diff --git a/.travis.yml b/.travis.yml
index af0a416f4..cbe59f948 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,11 +4,13 @@
 #
 # https://travis-ci.org/mas-cli/mas
 # https://docs.travis-ci.com/user/reference/osx/
+# https://docs.travis-ci.com/user/languages/objective-c/
 #
 
-language: objective-c
+os: osx
+osx_image: xcode9.4         # macOS 10.13
 xcode_sdk: macosx10.13
-osx_image: xcode9.3
+language: objective-c
 
 env:
   global:
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1fc0bab83..aa21931bd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ## [Unreleased]
 
+-️ 🛠 Xcode 9.4 #153
 - 🛠 Xcode 9.3 #141
 - 👷🏻‍♀️⚠️ Re-enable Danger #137
 - ✨ Add price to search #62