diff --git a/Kernel/Arch/x86/common/Processor.cpp b/Kernel/Arch/x86/common/Processor.cpp
index bfc41f851b..e28bee102e 100644
--- a/Kernel/Arch/x86/common/Processor.cpp
+++ b/Kernel/Arch/x86/common/Processor.cpp
@@ -31,7 +31,7 @@ READONLY_AFTER_INIT FPUState Processor::s_clean_fpu_state;
 
 READONLY_AFTER_INIT static ProcessorContainer s_processors {};
 READONLY_AFTER_INIT Atomic<u32> Processor::g_total_processors;
-static volatile bool s_smp_enabled;
+READONLY_AFTER_INIT static volatile bool s_smp_enabled;
 
 static Atomic<ProcessorMessage*> s_message_pool;
 Atomic<u32> Processor::s_idle_cpu_mask { 0 };