diff --git a/.travis.yml b/.travis.yml
index c1f01697..81af0556 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -10,6 +10,8 @@ install:
 script: ant build-ci
 language: php
 php:
+  - '5.6'
   - '7.0'
   - '7.1'
+  - '7.2'
 after_failure: "cat /tmp/icehrm.test.log"