diff --git a/composer.json b/composer.json
index 24522f01..b42998f6 100644
--- a/composer.json
+++ b/composer.json
@@ -27,9 +27,6 @@
     "require": {
         "php": ">=5.3"
     },
-    "require-dev": {
-        "phpunit/phpunit": ">=4.8.36"
-    },
     "autoload": {
         "psr-4": {
             "Flasher\\Prime\\": "",