diff --git a/releng/org.eclipse.ecf.releng.bm/ecf.rmap b/releng/org.eclipse.ecf.releng.bm/ecf.rmap
index d860cad..f0e1b0d 100644
--- a/releng/org.eclipse.ecf.releng.bm/ecf.rmap
+++ b/releng/org.eclipse.ecf.releng.bm/ecf.rmap
@@ -134,13 +134,13 @@
     </rm:provider>
   </rm:searchPath>
   <rm:searchPath name="default">
-    <!-- Changed to allow creation of httpclient 4.3.x based version of ECF filetransfer for Mars M4+.  See -->
     <rm:provider componentTypes="osgi.bundle" readerType="p2" source="false" mutable="false">
       <rm:property key="buckminster.source" value="false"/>
       <rm:property key="buckminster.mutable" value="false"/>
-      <rm:uri format="http://download.eclipse.org/tools/orbit/downloads/drops/I20160209143415/repository/"/>
+      <rm:uri format="http://download.eclipse.org/tools/orbit/downloads/drops/S20160501200945/repository/"/>
     </rm:provider>
 
+<!--
     <rm:provider componentTypes="osgi.bundle" readerType="p2" source="false" mutable="false">
       <rm:property key="buckminster.source" value="false"/>
       <rm:property key="buckminster.mutable" value="false"/>
@@ -166,6 +166,9 @@
       <rm:property key="buckminster.mutable" value="false"/>
       <rm:uri format="http://download.eclipse.org/tools/orbit/downloads/drops/R20140525021250/repository"/>
     </rm:provider>
+    
+    -->
+    
     <!-- As a last resort, go to platform repo (e.g. right now Orbit does not host org.sat4j.core [2.3.5,3.0.0) which only exists in 4.3 -->
     <rm:provider componentTypes="osgi.bundle,eclipse.feature,buckminster" readerType="p2" source="false" mutable="false">
       <rm:property key="buckminster.source" value="false"/>