diff --git a/reactos/ntoskrnl/include/internal/ntoskrnl.h b/reactos/ntoskrnl/include/internal/ntoskrnl.h
index 225e54c4453..659d6329213 100644
--- a/reactos/ntoskrnl/include/internal/ntoskrnl.h
+++ b/reactos/ntoskrnl/include/internal/ntoskrnl.h
@@ -156,10 +156,10 @@ C_ASSERT(FIELD_OFFSET(KTHREAD, TrapFrame) == KTHREAD_TRAP_FRAME);
 C_ASSERT(FIELD_OFFSET(KTHREAD, CallbackStack) == KTHREAD_CALLBACK_STACK);
 C_ASSERT(FIELD_OFFSET(KTHREAD, ApcState.Process) == KTHREAD_APCSTATE_PROCESS);
 C_ASSERT(FIELD_OFFSET(KPROCESS, DirectoryTableBase) == KPROCESS_DIRECTORY_TABLE_BASE);
-C_ASSERT(FIELD_OFFSET(KPCR, Tib.ExceptionList) == KPCR_EXCEPTION_LIST);
 
-C_ASSERT(FIELD_OFFSET(KPCR, Self) == KPCR_SELF);
 #ifdef _M_IX86
+C_ASSERT(FIELD_OFFSET(KPCR, Tib.ExceptionList) == KPCR_EXCEPTION_LIST);
+C_ASSERT(FIELD_OFFSET(KPCR, Self) == KPCR_SELF);
 C_ASSERT(FIELD_OFFSET(KPCR, IRR) == KPCR_IRR);
 C_ASSERT(FIELD_OFFSET(KPCR, IDR) == KPCR_IDR);
 C_ASSERT(FIELD_OFFSET(KPCR, Irql) == KPCR_IRQL);