diff --git a/tools/sdbusplus/templates/interface.client.hpp.mako b/tools/sdbusplus/templates/interface.client.hpp.mako
index e5ef488..7963a53 100644
--- a/tools/sdbusplus/templates/interface.client.hpp.mako
+++ b/tools/sdbusplus/templates/interface.client.hpp.mako
@@ -7,16 +7,6 @@
 % endfor
 #include <${interface.headerFile()}>
 
-#ifndef SDBUSPP_REMOVE_DEPRECATED_NAMESPACE
-namespace sdbusplus::${interface.old_cppNamespacedClass("client")}
-{
-
-constexpr auto interface =
-    sdbusplus::common::${interface.cppNamespacedClass()}::interface;
-
-} // namespace sdbusplus::${interface.old_cppNamespacedClass("client")}
-#endif
-
 namespace sdbusplus::client::${interface.cppNamespace()}
 {