diff --git a/doctrine-mapping.xsd b/doctrine-mapping.xsd
index 80da4eb93..a51f4906d 100644
--- a/doctrine-mapping.xsd
+++ b/doctrine-mapping.xsd
@@ -145,6 +145,7 @@
       <xs:element name="one-to-many" type="orm:one-to-many" minOccurs="0" maxOccurs="unbounded" />
       <xs:element name="many-to-one" type="orm:many-to-one" minOccurs="0" maxOccurs="unbounded" />
       <xs:element name="many-to-many" type="orm:many-to-many" minOccurs="0" maxOccurs="unbounded" />
+      <xs:element name="association-overrides" type="orm:association-overrides" minOccurs="0" maxOccurs="unbounded" />
       <xs:any minOccurs="0" maxOccurs="unbounded" namespace="##other"/>
     </xs:sequence>
     <xs:attribute name="name" type="xs:string" use="required" />
@@ -483,4 +484,20 @@
     <xs:anyAttribute namespace="##other"/>
   </xs:complexType>
 
+  <xs:complexType name="association-overrides">
+    <xs:sequence>
+      <xs:element name="association-override" type="orm:association-override" minOccurs="1" maxOccurs="unbounded" />
+      <xs:any minOccurs="1" maxOccurs="unbounded" namespace="##other"/>
+    </xs:sequence>
+  </xs:complexType>
+
+  <xs:complexType name="association-override">
+    <xs:sequence>
+      <xs:element name="join-table" type="orm:join-table" minOccurs="0" />
+      <xs:element name="join-columns" type="orm:join-columns" minOccurs="0" />
+      <xs:any minOccurs="0" maxOccurs="unbounded" namespace="##other"/>
+    </xs:sequence>
+    <xs:attribute name="name" type="xs:NMTOKEN" use="required" />
+  </xs:complexType>
+
 </xs:schema>