diff --git a/error-HostEvent.hpp b/error-HostEvent.hpp
index f8abf21..186e28e 100644
--- a/error-HostEvent.hpp
+++ b/error-HostEvent.hpp
@@ -10,18 +10,16 @@
 {
 namespace Host
 {
-namespace Event
-{
 namespace Error
 {
 
 struct Event final : public sdbusplus::exception_t
 {
-    static constexpr auto errName = "org.open_power.Host.Event.Error.Event";
+    static constexpr auto errName = "org.open_power.Host.Error.Event";
     static constexpr auto errDesc =
             "A host system event was received";
     static constexpr auto errWhat =
-            "org.open_power.Host.Event.Error.Event: A host system event was received";
+            "org.open_power.Host.Error.Event: A host system event was received";
 
     const char* name() const noexcept override;
     const char* description() const noexcept override;
@@ -29,7 +27,6 @@
 };
 
 } // namespace Error
-} // namespace Event
 } // namespace Host
 } // namespace open_power
 } // namespace org