diff --git a/src/metadata-service/src/Statement/MetadataStatement.php b/src/metadata-service/src/Statement/MetadataStatement.php
index 4bd7ae5e6..abf5141d3 100644
--- a/src/metadata-service/src/Statement/MetadataStatement.php
+++ b/src/metadata-service/src/Statement/MetadataStatement.php
@@ -646,6 +646,7 @@ public function jsonSerialize(): array
             'alternativeDescriptions' => $this->alternativeDescriptions,
             'authenticatorVersion' => $this->authenticatorVersion,
             'protocolFamily' => $this->protocolFamily,
+            'schema' => $this->schema,
             'upv' => $this->upv,
             'authenticationAlgorithms' => $this->authenticationAlgorithms,
             'publicKeyAlgAndEncodings' => $this->publicKeyAlgAndEncodings,