diff --git a/libraries/libmesosphere/source/kern_k_interrupt_task_manager.cpp b/libraries/libmesosphere/source/kern_k_interrupt_task_manager.cpp
index 189b45357..d553feb8f 100644
--- a/libraries/libmesosphere/source/kern_k_interrupt_task_manager.cpp
+++ b/libraries/libmesosphere/source/kern_k_interrupt_task_manager.cpp
@@ -54,6 +54,8 @@ namespace ams::kern {
 
         #if defined (MESOSPHERE_BUILD_FOR_AUDITING)
         old_head->SetNextTask(nullptr);
+        #else
+        AMS_UNUSED(old_head);
         #endif
     }