diff --git a/CMakeLists.txt b/CMakeLists.txt
new file mode 100644
index 0000000..a18d9cc
--- /dev/null
+++ b/CMakeLists.txt
@@ -0,0 +1,10 @@
+#debian stable (currently bullseye)
+cmake_minimum_required(VERSION 3.18)
+
+project(Diffusion CXX)
+
+set(CMAKE_CXX_STANDARD 14)
+
+find_package(Eigen3 REQUIRED NO_MODULE)
+
+add_subdirectory(src)
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
new file mode 100644
index 0000000..07b3c8d
--- /dev/null
+++ b/src/CMakeLists.txt
@@ -0,0 +1,2 @@
+add_library(diffusion OBJECT diffusion.cpp)
+target_link_libraries(diffusion Eigen3::Eigen)