diff --git a/Makefile b/Makefile
index 95bac08..4bb40f4 100644
--- a/Makefile
+++ b/Makefile
@@ -9,7 +9,6 @@ PATH_BIN			:= bin
 PATH_SRC			:= src
 BUILD_ALL			:= "Use 'make help' for possible targets."
 BUILD_HELP			:= "Use one of the following build targets;"
-MB_OPENMSX_JOYPORTA	:= mouse
 
 .SUFFIXES:
 .PHONY: all
diff --git a/src/dist-run/0module.mk b/src/dist-run/0module.mk
index f27374d..73b4f12 100644
--- a/src/dist-run/0module.mk
+++ b/src/dist-run/0module.mk
@@ -20,5 +20,5 @@ $(DIST_RUN_BIN)/dome.000: bin/domelib/dome.000 | $(DIST_RUN_BIN)
 	cp src/gfx/org/*.zop $(DIST_RUN_BIN);
 
 $(DIST_RUN_NAME): $(DIST_RUN_INC_BIN)
-	$(call mb_autoexec_open_gui80,$(DIST_RUN_BIN),init)
+	$(call mb_autoexec_open_gui80_mouse,$(DIST_RUN_BIN),init)
 	$(call mb_openmsx_dosctl,$(DIST_RUN_BIN))