let 5.6 be the eldest

[m6w6/ext-apfd] / .travis.yml

diff --git a/.travis.yml b/.travis.yml
index 88a3b8bc7b3fc8cf83fff38b7d12cc742dfd9b0b..d6fdfe9f1488f6f998287c1463eb8b31489ed9ab 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -16,9 +16,7 @@ compiler:
 
 env:
  matrix:
-  - PHP=5.4 enable_debug=yes
-  - PHP=5.5 enable_debug=yes
-  - PHP=5.6 enable_debug=yes
+  - PHP=5.6 enable_debug=yes enable_maintainer_zts=yes
   - PHP=7.0 enable_debug=yes enable_maintainer_zts=yes
   - PHP=7.1 enable_debug=yes enable_maintainer_zts=yes
   - PHP=master enable_debug=yes enable_maintainer_zts=yes