diff --git a/.travis.yml b/.travis.yml
index 7b6a26f..52e03f9 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,6 +4,7 @@ sudo: false
 php:
   - 7.2
   - 7.3
+  - 7.4
 
 before_script:
   - composer self-update