diff --git a/.travis.yml b/.travis.yml
index a120b7c340231746f4e1d8ce5f870c77f1729f15..651a5be6e3324bfc44103a87cd7fce5f4c8ea639 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -30,10 +30,12 @@ matrix:
   include:
     - php: 7.2
       env: WP_VERSION=latest
-    - php: 7.2
-      env: WP_VERSION=4.8
+    - php: 7.1
+      env: WP_VERSION=latest
     - php: 7.2
       env: WP_VERSION=trunk
+    - php: 7.2
+      env: WP_VERSION=4.8
 
 # Setup environment
 before_script:
diff --git a/README.md b/README.md
index 8b2afbd9019eba98a25925da8ac580a2b5d4bd6a..c7a3a947f31fbdffffcaee274b85563bc4836bc8 100644
--- a/README.md
+++ b/README.md
@@ -9,6 +9,11 @@ This library provides for developer-friendly ways to query for or delete Caldera
 ## Install
 `composer require calderawp/caldera-forms-query`
 
+## Requires
+* WordPress - tested with 4.8, latest and trunk
+* PHP 5.6+ - tested with PHP 7.1 and 7.2
+* Caldera Forms 1.6.0+ - tested with Caldera Forms 1.6.1 beta 1
+
 ## Status
 * Works
 * Does not yet select/delete by date range