diff --git a/composer.json b/composer.json
index b1a3968..e3b058b 100644
--- a/composer.json
+++ b/composer.json
@@ -8,7 +8,7 @@
     "wyrihaximus/constants": "^1.6"
   },
   "require-dev": {
-    "wyrihaximus/test-utilities": "^5.2.1"
+    "wyrihaximus/test-utilities": "^5.6.0"
   },
   "autoload": {
     "psr-4": {