diff --git a/modules/swagger-codegen/src/main/resources/php/composer.mustache b/modules/swagger-codegen/src/main/resources/php/composer.mustache
index 64564e4ec5..6ab42751a5 100644
--- a/modules/swagger-codegen/src/main/resources/php/composer.mustache
+++ b/modules/swagger-codegen/src/main/resources/php/composer.mustache
@@ -17,15 +17,15 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3",
+        "php": ">=5.4",
         "ext-curl": "*",
         "ext-json": "*",
         "ext-mbstring": "*"
     },
     "require-dev": {
-        "phpunit/phpunit": "~4.0",
-        "satooshi/php-coveralls": "~0.6.1",
-        "squizlabs/php_codesniffer": "~2.0"
+        "phpunit/phpunit": "~4.8",
+        "satooshi/php-coveralls": "~1.0",
+        "squizlabs/php_codesniffer": "~2.6"
     },
     "autoload": {
         "psr-4": { "{{escapedInvokerPackage}}\\" : "{{srcBasePath}}/" }