diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..98161fb
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,18 @@
+all: CycloRoute.osf
+
+CONTENTS = BUILD/items.json BUILD/profile_bicycle.json BUILD/rendering/CycloRoute.render.xml
+
+CycloRoute.osf: $(CONTENTS)
+	rm -f "$@"
+	cd BUILD && zip -r "$(abspath $@)" .
+
+BUILD/items.json: build.osf/items.json
+BUILD/profile_bicycle.json: build.osf/profile_bicycle.json
+BUILD/rendering/CycloRoute.render.xml: CycloRoute.render.xml
+
+$(CONTENTS):
+	mkdir -p "$(dir $@)"
+	cp "$<" "$@"
+
+clean:
+	rm -rf BUILD