diff --git a/xml/sstc-metadata-attr.xsd b/xml/sstc-metadata-attr.xsd
new file mode 100644
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+++ b/xml/sstc-metadata-attr.xsd
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<schema targetNamespace="urn:oasis:names:tc:SAML:metadata:attribute" xmlns="http://www.w3.org/2001/XMLSchema" xmlns:saml="urn:oasis:names:tc:SAML:2.0:assertion" xmlns:mdattr="urn:oasis:names:tc:SAML:metadata:attribute" elementFormDefault="unqualified" attributeFormDefault="unqualified" blockDefault="substitution" version="2.0">
+
+  <annotation>
+    <documentation>
+      Document title: SAML V2.0 Metadata Extention for Entity Attributes Schema
+      Document identifier: sstc-metadata-attr.xsd
+      Location: http://www.oasis-open.org/committees/documents.php?wg_abbrev=security
+      Revision history:
+      V1.0 (November 2008):
+        Initial version.
+    </documentation>
+  </annotation>
+
+  <import namespace="urn:oasis:names:tc:SAML:2.0:assertion" schemaLocation="saml-schema-assertion-2.0.xsd"/>
+
+  <element name="EntityAttributes" type="mdattr:EntityAttributesType"/>
+  <complexType name="EntityAttributesType">
+    <choice maxOccurs="unbounded">
+      <element ref="saml:Attribute"/>
+      <element ref="saml:Assertion"/>
+    </choice>
+  </complexType>
+
+</schema>
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