diff --git a/.travis.yml b/.travis.yml
index c4359c2..4dd585e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,6 +3,7 @@ language: php
 php:
   - 7.2
   - 7.3
+  - 7.4
 
 before_script:
   - travis_retry composer self-update --preview