diff --git a/composer.json b/composer.json
index b7ed382..d182464 100644
--- a/composer.json
+++ b/composer.json
@@ -14,12 +14,12 @@
     },
     "require": {
         "php": ">=5.3.0",
-        "jakub-onderka/php-console-color": "0.1"
+        "jakub-onderka/php-console-color": "~0.1"
     },
     "require-dev": {
-        "phpunit/phpunit": "3.7.*",
-        "jakub-onderka/php-parallel-lint": "0.*",
-        "squizlabs/php_codesniffer": "1.*",
-        "jakub-onderka/php-code-style": "1.0"
+        "phpunit/phpunit": "~4.0",
+        "jakub-onderka/php-parallel-lint": "~0.5",
+        "squizlabs/php_codesniffer": "~1.5",
+        "jakub-onderka/php-code-style": "~1.0"
     }
 }