diff --git a/.travis.yml b/.travis.yml
index 3a0e071..f2e6715 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,8 +1,8 @@
 language: php
 php:
-  - '7.3'
   - '7.4'
   - '8.0'
+  - '8.1'
 
 sudo: false