diff --git a/prebuild.xml b/prebuild.xml
index 272bdc0212..58aea1ef3f 100644
--- a/prebuild.xml
+++ b/prebuild.xml
@@ -1547,6 +1547,7 @@
       </Configuration>
 
       <ReferencePath>../../../../bin/</ReferencePath>
+      <Reference name="OpenMetaverse" path="../../../../bin/"/>
       <Reference name="OpenMetaverseTypes" path="../../../../bin/"/>
       <Reference name="Nini" path="../../../../bin/"/>