diff --git a/Resources/config/schema/monolog-1.0.xsd b/Resources/config/schema/monolog-1.0.xsd
index 6272d69d..70ec74b5 100644
--- a/Resources/config/schema/monolog-1.0.xsd
+++ b/Resources/config/schema/monolog-1.0.xsd
@@ -56,6 +56,7 @@
         <xsd:attribute name="client-id" type="xsd:string" />
         <xsd:attribute name="use-ssl" type="xsd:boolean" />
         <xsd:attribute name="formatter" type="xsd:string" />
+        <xsd:attribute name="token" type="xsd:string" />
     </xsd:complexType>
 
     <xsd:simpleType name="level">