diff --git a/lib/make/天房系統擴展/mb_autoexec.mk b/lib/make/天房系統擴展/mb_autoexec.mk
index 681bf32..aeafb67 100644
--- a/lib/make/天房系統擴展/mb_autoexec.mk
+++ b/lib/make/天房系統擴展/mb_autoexec.mk
@@ -97,7 +97,7 @@ $(call mb-make-call,mb-doc-function,mb-autoexec-append-stop-fail,Appends stop au
 
 
 define mb-autoexec-append-exit
-$(MB_ᕽᕽᕽ　　　)$(if $(filter on,$(MB_FLIGHT_SCREEN)),$(call mb-make-call,mb-autoexec-append-save_screenshot,$(1)))
+$(MB_ᕽᕽᕽ　　　)$(if $(filter on,$(MB_FLIGHT_SCREEN)),$(call mb-make-call,mb-autoexec-append-save-screenshot,$(1)))
 $(MB_ᕽᕽᕽ　　　)$(call mb-make-call,mb-autoexec-append-cmd,$(1),omsxctl headless_exit)
 endef
 $(call mb-make-call,mb-doc-function,mb-autoexec-append-exit,Appends exit emulation command.,<dir>)