diff --git a/libraries/libmesosphere/include/mesosphere/kern_k_thread.hpp b/libraries/libmesosphere/include/mesosphere/kern_k_thread.hpp
index 7e294473c..f6193dd71 100644
--- a/libraries/libmesosphere/include/mesosphere/kern_k_thread.hpp
+++ b/libraries/libmesosphere/include/mesosphere/kern_k_thread.hpp
@@ -353,7 +353,7 @@ namespace ams::kern {
                   m_wait_result{svc::ResultNoSynchronizationObject()}, m_debug_exception_result{ResultSuccess()}, m_base_priority{}, m_base_priority_on_unpin{},
                   m_physical_ideal_core_id{}, m_virtual_ideal_core_id{}, m_num_kernel_waiters{}, m_current_core_id{}, m_core_id{}, m_original_physical_affinity_mask{},
                   m_original_physical_ideal_core_id{}, m_num_core_migration_disables{}, m_thread_state{}, m_termination_requested{false}, m_wait_cancelled{},
-                  m_cancellable{}, m_signaled{}, m_initialized{}, m_debug_attached{}, m_priority_inheritance_count{}, m_resource_limit_release_hint{}
+                  m_cancellable{}, m_signaled{}, m_initialized{}, m_debug_attached{}, m_priority_inheritance_count{}, m_resource_limit_release_hint{}, m_debug_unknown5{}
             {
                 /* ... */
             }