diff --git a/dive_core/command_hierarchy.cpp b/dive_core/command_hierarchy.cpp
index 1e00eac22..3f62daf31 100644
--- a/dive_core/command_hierarchy.cpp
+++ b/dive_core/command_hierarchy.cpp
@@ -1745,6 +1745,7 @@ void CommandHierarchyCreator::AppendRegNodes(const IMemoryManager &mem_manager,
 
         RegInfo temp = {};
         temp.m_name = "Unknown";
+        temp.m_enum_handle = UINT8_MAX;
         if (reg_info_ptr == nullptr)
             reg_info_ptr = &temp;