diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..8e25976
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "third-party/unity"]
+	path = third-party/unity
+	url = https://github.com/ThrowTheSwitch/Unity.git
diff --git a/third-party/unity b/third-party/unity
new file mode 160000
index 0000000..de73f1f
--- /dev/null
+++ b/third-party/unity
@@ -0,0 +1 @@
+Subproject commit de73f1fcbf817f74e1a53cfba6fc8906cfacc43c