diff --git a/.travis.yml b/.travis.yml
index b64cd158b..7de3a32ba 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -18,20 +18,28 @@ matrix:
   fast_finish: true
   include:
     - php: 7.0
-      env: ES_VERSION="6.0"
-    - php: 7.0
-      env: ES_VERSION="6.x"
+      env: ES_VERSION="6.5"
 
     - php: 7.1
-      env: ES_VERSION="6.0"
-    - php: 7.1
-      env: ES_VERSION="6.x"
+      env: ES_VERSION="6.5"
 
     - php: 7.2
-      env: ES_VERSION="6.0"
+      env: ES_VERSION="6.5"
 
     - php: 7.3
       env: ES_VERSION="6.0"
+    - php: 7.3
+      env: ES_VERSION="6.1"
+    - php: 7.3
+      env: ES_VERSION="6.2"
+    - php: 7.3
+      env: ES_VERSION="6.3"
+    - php: 7.3
+      env: ES_VERSION="6.4"
+    - php: 7.3
+      env: ES_VERSION="6.5"
+    - php: 7.3
+      env: ES_VERSION="6.x"
 
   allow_failures:
     - env: ES_VERSION="6.x"