diff --git a/.travis.yml b/.travis.yml
index dfe52db..47223c3 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,8 +5,6 @@ php:
   - 7.1
   - 7.0
   - 5.6
-  - 5.5
-  - 5.4
 
 env:
   global: