diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..2230ed9
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,20 @@
+.PHONY: all lib programs tests clean test
+
+all: programs tests
+
+lib:
+	$(MAKE) -C library
+
+programs: lib
+	$(MAKE) -C programs
+
+tests: lib
+	$(MAKE) -C tests
+
+clean:
+	$(MAKE) -C library clean
+	$(MAKE) -C programs clean
+	$(MAKE) -C tests clean
+
+test: lib tests
+	$(MAKE) -C tests test