diff --git a/CMakeLists.txt b/CMakeLists.txt
new file mode 100644
index 0000000..f80863e
--- /dev/null
+++ b/CMakeLists.txt
@@ -0,0 +1,5 @@
+cmake_minimum_required(VERSION 3.14.5)
+project(prometheus-client-c)
+
+add_subdirectory(prom)
+add_subdirectory(promhttp)