diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..1f431bf
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "rpi-rgb-led-matrix"]
+	path = rpi-rgb-led-matrix
+	url = https://github.com/adafruit/rpi-rgb-led-matrix.git
diff --git a/rpi-rgb-led-matrix b/rpi-rgb-led-matrix
new file mode 160000
index 0000000..7cea167
--- /dev/null
+++ b/rpi-rgb-led-matrix
@@ -0,0 +1 @@
+Subproject commit 7cea167e4d2b63250174a79c9420478f7edc3c2c