diff --git a/.travis.yml b/.travis.yml
index befdb98..d426a58 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,7 +5,6 @@ dist: trusty
 sudo: false
 
 php:
-  - 5.6
   - 7.0
   - 7.1
 
diff --git a/composer.json b/composer.json
index 5126290..1cece7b 100644
--- a/composer.json
+++ b/composer.json
@@ -9,6 +9,7 @@
         "cakephp/cakephp": "3.7.1",
         "mobiledetect/mobiledetectlib": "2.*",
         "cakephp/migrations": "~1.0",
+        "psr/simple-cache": "^1.0.0",
         "cakephp/plugin-installer": "~1.0",
         "mdanter/ecc": "^0.5.0",
         "nesbot/carbon": "~1.18",