diff --git a/GNUmakefile b/GNUmakefile
new file mode 100644
index 0000000..efbacaf
--- /dev/null
+++ b/GNUmakefile
@@ -0,0 +1,10 @@
+all: build
+	(cd build && make)
+
+build:
+	(mkdir -p build && cd build && cmake ..)
+
+clean:
+	(cd build && make clean)
+
+.PHONY: all clean