diff --git a/.travis.yml b/.travis.yml
index e14b8f2..7281780 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -26,14 +26,14 @@ env:
   # @link https://github.com/WordPress/WordPress
   - WP_VERSION=master WP_MULTISITE=0
   - WP_VERSION=master WP_MULTISITE=1
+  # WordPress 4.2
+  # @link https://github.com/WordPress/WordPress/tree/4.2-branch
+  - WP_VERSION=4.2 WP_MULTISITE=0
+  - WP_VERSION=4.2 WP_MULTISITE=1
   # WordPress 4.1
   # @link https://github.com/WordPress/WordPress/tree/4.1-branch
   - WP_VERSION=4.1 WP_MULTISITE=0
   - WP_VERSION=4.1 WP_MULTISITE=1
-  # WordPress 4.0
-  # @link https://github.com/WordPress/WordPress/tree/4.0-branch
-  - WP_VERSION=4.0 WP_MULTISITE=0
-  - WP_VERSION=4.0 WP_MULTISITE=1
 
 # Declare 5.6 beta in test matrix.
 # @link https://buddypress.trac.wordpress.org/ticket/5620