diff --git a/composer.json b/composer.json
index ea0d678..190f46a 100644
--- a/composer.json
+++ b/composer.json
@@ -17,6 +17,7 @@
     "require": {
         "league/route": ">=7.0.0",
         "nikic/fast-route": ">=1.3.1",
+        "potter/container": ">=0.0.1",
         "psr/container": ">=2.0.2",
         "psr/http-factory": ">=1.1.0",
         "psr/http-message": ">=2.0.0",