diff --git a/nant.build b/nant.build
index 706fea5..3468169 100644
--- a/nant.build
+++ b/nant.build
@@ -47,10 +47,10 @@
         <property name="vendor.apache.org.name" value="Apache.NMS" />
         <property name="vendor.apache.org.group" value="org.apache.activemq" />
         <property name="vendor.apache.org.version" value="1.6.0" />
-        <if test="${current.build.framework == 'mono-2.0'}">
+        <if test="${current.build.framework == 'mono-2.0' or current.build.framework == 'mono-4.0'}">
             <property name="vendor.apache.org.filenames" value="Apache.NMS.dll,Apache.NMS.dll.mdb,Apache.NMS.Test.dll,Apache.NMS.Test.dll.mdb" />
         </if>
-        <if test="${not (current.build.framework == 'mono-2.0')}">
+        <if test="${not (current.build.framework == 'mono-2.0' or current.build.framework == 'mono-4.0')}">
             <property name="vendor.apache.org.filenames" value="Apache.NMS.dll,Apache.NMS.pdb,Apache.NMS.Test.dll,Apache.NMS.Test.pdb" />
         </if>