diff --git a/Makefile-dsk.mk b/Makefile-dsk.mk
new file mode 100644
index 0000000..2ed589a
--- /dev/null
+++ b/Makefile-dsk.mk
@@ -0,0 +1,14 @@
+DSK = Penetrator.dsk
+
+# For this one, see https://applecommander.github.io/
+AC ?= ac.jar
+
+REMOVES += $(DSK)
+
+.PHONY: dsk
+dsk: $(DSK)
+
+$(DSK): penetrator-apple2.apple2.loader penetrator-apple2.apple2
+	copy apple2\template.dsk $@
+	java -jar $(AC) -p  $@ penetrat.system sys < penetrator-apple2.apple2.loader
+	java -jar $(AC) -as $@ penetrat        bin < penetrator-apple2.apple2