diff --git a/composer.json b/composer.json
index bd07d8dfd8dd1b6bb2438e7a5bcea119b3083a6d..e4722dbfefb498e15a8e31b03dacc68006958a1d 100644
--- a/composer.json
+++ b/composer.json
@@ -41,7 +41,7 @@
 	},
 	"require-dev": {
 		"mikey179/vfsStream": "1.4.*@dev",
-		"phpunit/phpunit": "~4.4.0",
+		"phpunit/phpunit": "~4.5.0",
 		"twbs/bootstrap": "3.3.2",
 		"fortawesome/font-awesome": "4.3.0"
 	},