diff --git a/tools/sdbusplus/property.py b/tools/sdbusplus/property.py
index e0c8fed..1cea3da 100644
--- a/tools/sdbusplus/property.py
+++ b/tools/sdbusplus/property.py
@@ -66,6 +66,7 @@
         iface = interface.split(".")
         iface.insert(-1, ns_type)
         iface = "::".join(iface)
+        iface = "sdbusplus::" + iface
 
         r = cppTypeName