diff --git a/compute/src/main/java/org/jclouds/compute/reference/ComputeServiceConstants.java b/compute/src/main/java/org/jclouds/compute/reference/ComputeServiceConstants.java
index 7ffb562c80..b597ff4717 100644
--- a/compute/src/main/java/org/jclouds/compute/reference/ComputeServiceConstants.java
+++ b/compute/src/main/java/org/jclouds/compute/reference/ComputeServiceConstants.java
@@ -90,7 +90,8 @@ public interface ComputeServiceConstants {
    public static class ReferenceData {
       @Inject(optional = true)
       @Named(PROPERTY_OS_VERSION_MAP_JSON)
-      public String osVersionMapJson = "{\"suse\":{\"\":\"\",\"11\":\"11\",\"11 SP1\":\"11 SP1\"},\"debian\":{\"\":\"\",\"lenny\":\"5.0\",\"squeeze\":\"6.0\"},\"centos\":{\"\":\"\",\"5\":\"5.0\",\"5.2\":\"5.2\",\"5.3\":\"5.3\",\"5.4\":\"5.4\",\"5.5\":\"5.5\",\"5.6\":\"5.6\",\"5.7\":\"5.7\",\"6.0\":\"6.0\"},\"rhel\":{\"\":\"\",\"5\":\"5.0\",\"5.2\":\"5.2\",\"5.3\":\"5.3\",\"5.4\":\"5.4\",\"5.5\":\"5.5\",\"5.6\":\"5.6\",\"5.7\":\"5.7\",\"6.0\":\"6.0\"},\"solaris\":{\"\":\"\",\"10\":\"10\"},\"ubuntu\":{\"\":\"\",\"hardy\":\"8.04\",\"karmic\":\"9.10\",\"lucid\":\"10.04\",\"10.04.1\":\"10.04\",\"maverick\":\"10.10\",\"natty\":\"11.04\",\"oneiric\":\"11.10\",\"precise\":\"12.04\"},\"windows\":{\"\":\"\",\"7\":\"7\",\"2003\":\"2003\",\"2003 Standard\":\"2003\",\"2003 R2\":\"2003 R2\",\"2008\":\"2008\",\"2008 Web\":\"2008\",\"2008 Server\":\"2008\",\"Server 2008\":\"2008\",\"2008 R1\":\"2008 R1\",\"2008 R2\":\"2008 R2\",\"Server 2008 R2\":\"2008 R2\",\"2008 Server R2\":\"2008 R2\",\"2008 SP2\":\"2008 SP2\",\"Server 2008 SP2\":\"2008 SP2\"}}";
+      // TODO: switch this to read from resource, failing back to string constant on classpath problem
+      public String osVersionMapJson = "{\"suse\":{\"\":\"\",\"11\":\"11\",\"11 SP1\":\"11 SP1\"},\"debian\":{\"\":\"\",\"lenny\":\"5.0\",\"squeeze\":\"6.0\"},\"centos\":{\"\":\"\",\"5\":\"5.0\",\"5.2\":\"5.2\",\"5.3\":\"5.3\",\"5.4\":\"5.4\",\"5.5\":\"5.5\",\"5.6\":\"5.6\",\"5.7\":\"5.7\",\"6\":\"6.0\",\"6.0\":\"6.0\"},\"rhel\":{\"\":\"\",\"5\":\"5.0\",\"5.2\":\"5.2\",\"5.3\":\"5.3\",\"5.4\":\"5.4\",\"5.5\":\"5.5\",\"5.6\":\"5.6\",\"5.7\":\"5.7\",\"6\":\"6.0\",\"6.0\":\"6.0\"},\"solaris\":{\"\":\"\",\"10\":\"10\"},\"ubuntu\":{\"\":\"\",\"hardy\":\"8.04\",\"karmic\":\"9.10\",\"lucid\":\"10.04\",\"10.04.1\":\"10.04\",\"maverick\":\"10.10\",\"natty\":\"11.04\",\"oneiric\":\"11.10\",\"precise\":\"12.04\"},\"windows\":{\"\":\"\",\"7\":\"7\",\"2003\":\"2003\",\"2003 Standard\":\"2003\",\"2003 R2\":\"2003 R2\",\"2008\":\"2008\",\"2008 Web\":\"2008\",\"2008 Server\":\"2008\",\"Server 2008\":\"2008\",\"2008 R1\":\"2008 R1\",\"2008 R2\":\"2008 R2\",\"Server 2008 R2\":\"2008 R2\",\"2008 Server R2\":\"2008 R2\",\"2008 SP2\":\"2008 SP2\",\"Server 2008 SP2\":\"2008 SP2\"}}";
    }
 
    @Singleton