diff --git a/CMakeLists.txt b/CMakeLists.txt
new file mode 100644
--- /dev/null
+++ b/CMakeLists.txt
@@ -0,0 +1,5 @@
+project (LEMON)
+enable_testing ()
+add_subdirectory (lemon)
+add_subdirectory (demo)
+add_subdirectory (test)