diff --git a/src/JsonSchema/SchemaStorage.php b/src/JsonSchema/SchemaStorage.php
index 6e75ec17..81b3508c 100644
--- a/src/JsonSchema/SchemaStorage.php
+++ b/src/JsonSchema/SchemaStorage.php
@@ -10,7 +10,7 @@
 
 class SchemaStorage implements SchemaStorageInterface
 {
-    const INTERNAL_PROVIDED_SCHEMA_URI = 'internal://provided-schema';
+    const INTERNAL_PROVIDED_SCHEMA_URI = 'internal://provided-schema/';
 
     protected $uriRetriever;
     protected $uriResolver;