diff --git a/silecs-model/src/xml/DeploySchema.xsd b/silecs-model/src/xml/DeploySchema.xsd
index dfbd56434588e6cdfe4f3aa275da97f5e8498dd4..6ad37c99bc26352ba7b7d500f3a029ac9cb2582e 100644
--- a/silecs-model/src/xml/DeploySchema.xsd
+++ b/silecs-model/src/xml/DeploySchema.xsd
@@ -33,6 +33,7 @@
         </xs:annotation>
         <xs:complexType>
             <xs:sequence>
+                <xs:element name="Description" type="xs:string" minOccurs="0"/>
                 <xs:element name="Information">
                     <xs:complexType>
                         <xs:sequence>