diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..ace8f9a
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,4 @@
+.DS_Store
+*.o
+*.apple2
+*.a2enh
diff --git a/Makefile b/Makefile
index 6c314af..7d414c6 100644
--- a/Makefile
+++ b/Makefile
@@ -19,7 +19,6 @@ apple2: apple2-build
 	cp $(PBTDIR)/apple2/tpl.dsk $(PROJNAME).dsk
 	java -jar $(PBTDIR)/apple2/ac.jar -p $(PROJNAME).dsk $(PROJNAME).system sys < $$(cl65 --print-target-path)/apple2/util/loader.system
 	java -jar $(PBTDIR)/apple2/ac.jar -as $(PROJNAME).dsk $(PROJNAME) bin < $(PROJNAME).apple2
-	rm *.o *.apple2
 
 apple2enh-build:
 	cl65 --standard c89 -O -Os -t apple2enh -o $(PROJNAME).a2enh $(CFILES) $(DFLAGS)
@@ -28,7 +27,6 @@ apple2enh: apple2enh-build
 	cp $(PBTDIR)/apple2/tpl.dsk $(PROJNAME)-enh.dsk
 	java -jar $(PBTDIR)/apple2/ac.jar -p $(PROJNAME)-enh.dsk $(PROJNAME).system sys < $$(cl65 --print-target-path)/apple2enh/util/loader.system
 	java -jar $(PBTDIR)/apple2/ac.jar -as $(PROJNAME)-enh.dsk $(PROJNAME) bin < $(PROJNAME).a2enh
-	rm *.o *.a2enh
 
 clean:
 	rm -f ./$(PROJNAME) *.dsk *.o *.apple2 *.a2enh