diff --git a/src/thread/ntapi_tt_create_thread.c b/src/thread/ntapi_tt_create_thread.c
index c356370..c0ab11a 100644
--- a/src/thread/ntapi_tt_create_thread.c
+++ b/src/thread/ntapi_tt_create_thread.c
@@ -199,8 +199,7 @@ int32_t __stdcall __ntapi_tt_create_thread(nt_thread_params * params)
 
 		__INIT_CONTEXT(context);
 		context.INSTRUCTION_POINTER_REGISTER = (uintptr_t)params->start;
-		context.STACK_POINTER_REGISTER       = (uintptr_t)(stack.expandable_stack_base)
-		                                        - sizeof(intptr_t);
+		context.STACK_POINTER_REGISTER       = (uintptr_t)(stack.expandable_stack_base);
 	}