diff --git a/.travis.yml b/.travis.yml
index 5aa8a1c..686e3ba 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,6 +5,7 @@ sudo: false
 php:
   - 7.2
   - 7.3
+  - 7.4snapshot
 
 matrix:
   fast_finish: true