diff --git a/.travis.yml b/.travis.yml
index f4e3376..9ff354b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -9,6 +9,7 @@ php:
 # - 7.0 # Mac OS X test setup, ignore errors, see below
   - 7.1
   - 7.2
+  - 7.3
   - nightly # ignore errors, see below
   - hhvm # ignore errors, see below