diff --git a/composer.json b/composer.json
index 876d505..4a10225 100644
--- a/composer.json
+++ b/composer.json
@@ -25,15 +25,13 @@
         "wp-cli/wp-cli-tests": "^4"
     },
     "config": {
-        "platform": {
-            "php": "5.6"
-        },
         "process-timeout": 7200,
         "sort-packages": true,
         "allow-plugins": {
             "dealerdirect/phpcodesniffer-composer-installer": true,
             "johnpbloch/wordpress-core-installer": true
-        }
+        },
+        "lock": false
     },
     "extra": {
         "branch-alias": {