diff --git a/app/src/main/res/xml/contacts.xml b/app/src/main/res/xml/contacts.xml
index 06b948e9..3ea84675 100644
--- a/app/src/main/res/xml/contacts.xml
+++ b/app/src/main/res/xml/contacts.xml
@@ -85,7 +85,7 @@
 
         <DataKind kind="event" dateWithTime="false" >
             <Type maxOccurs="1" type="birthday" yearOptional="true" />
-            <Type maxOccurs="1" type="anniversary" />
+            <Type maxOccurs="1" type="anniversary" yearOptional="true" />
         </DataKind>
 
         <DataKind kind="relationship">
@@ -109,4 +109,4 @@
         <DataKind kind="sip_address" maxOccurs="1" />
     </EditSchema>
 
-</ContactsAccountType>
\ No newline at end of file
+</ContactsAccountType>