diff --git a/src/system/kernel/arch/arm/arch_user_debugger.cpp b/src/system/kernel/arch/arm/arch_user_debugger.cpp
index ad14e201a5..5ae6e79b2f 100644
--- a/src/system/kernel/arch/arm/arch_user_debugger.cpp
+++ b/src/system/kernel/arch/arm/arch_user_debugger.cpp
@@ -60,13 +60,6 @@ arch_get_debug_cpu_state(debug_cpu_state *cpuState)
 }
 
 
-status_t
-arch_get_thread_debug_cpu_state(Thread* thread, debug_cpu_state* cpuState)
-{
-	return B_UNSUPPORTED;
-}
-
-
 status_t
 arch_get_thread_debug_cpu_state(Thread *thread, debug_cpu_state *cpuState)
 {