diff --git a/.travis.yml b/.travis.yml
index 43398f48..ce1d26b9 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -8,6 +8,7 @@ php:
   - 7.3
   - 7.4
   - 8.0
+  - 8.1
 
 env:
   global: