diff --git a/.travis.yml b/.travis.yml
index f8904e1..60dde7f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,6 +1,6 @@
-osx_image: xcode8
+osx_image: xcode9.2
 language: objective-c
 script:
-- sudo gem install cocoapods -v 1.1.0.rc.2
-- pod repo update > /dev/null
-- pod lib lint --use-libraries --allow-warnings
+- sudo gem install cocoapods -v 1.4.0
+- travis_retry pod repo update > /dev/null
+- pod lib lint --use-libraries --allow-warnings || pod lib lint --allow-warnings