diff --git a/composer.json b/composer.json
index e30daf45a267432dbd84e5f225675dab68a38066..75e086bb9a73fc29426e5bdf1ddbaadc3d5b9d1e 100644
--- a/composer.json
+++ b/composer.json
@@ -3,7 +3,7 @@
     "keywords": [
         "shim"
     ],
-    "version": "v2.16.5",
+    "version": "v2.16.6",
     "license": [
         "MIT"
     ],
@@ -22,7 +22,7 @@
         "php-cs-fixer"
     ],
     "require": {
-        "php": "^5.6 || ^7.0",
+        "php": "^7.0",
         "ext-json": "*",
         "ext-tokenizer": "*"
     },
diff --git a/php-cs-fixer b/php-cs-fixer
index 0323e0d41163811d0d9e56c654bde13cb9739ee2..a2103d845adcffcf7227b5fb9bf8125219f5a440 100755
Binary files a/php-cs-fixer and b/php-cs-fixer differ
diff --git a/php-cs-fixer.asc b/php-cs-fixer.asc
index 2f5eb33ffac6dda305178feb7bb7776f9a436359..268a03dafed3f029b9504f0138b98a4b3a07dd29 100644
Binary files a/php-cs-fixer.asc and b/php-cs-fixer.asc differ