1 files changed, 3 insertions, 0 deletions
diff --git a/composer.json b/composer.json
index 28145af..b7f8aea 100644
--- a/composer.json
+++ b/composer.json
@@ -15,6 +15,9 @@
     "require": {
         "php": ">=5.3.0"
     },
+    "require-dev": {
+        "phpunit/phpunit": "^4.8.35"
+    },
     "autoload": {
         "psr-0": {"Parsedown": ""}
     }