diff --git a/.travis.yml b/.travis.yml
index 0d52bcf..8b3a7a9 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,7 +2,7 @@ language: php
 php:
   - '7.1'
   - '7.2'
-  - nightly
+  - '7.3'
 services:
   - mysql
   - postgresql