diff --git a/composer.json b/composer.json
index 0aa98adc..c5fda62b 100644
--- a/composer.json
+++ b/composer.json
@@ -12,7 +12,7 @@
     "php": ">=7.2",
     "ext-fileinfo": "*",
     "ipl/stdlib": ">=0.12.0",
-    "ipl/validator": "dev-main",
+    "ipl/validator": ">=0.5.0",
     "psr/http-message": "~1.0",
     "guzzlehttp/psr7": "^1"
   },