diff --git a/.travis.yml b/.travis.yml
index 4b17606..d16d9c7 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,7 +1,8 @@
 language: php
 php:
-    - "7.1"
-    - "7.2"
+    - 7.1
+    - 7.2
+    - 7.3
 notifications:
     email:
         on_success: "always"