diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..cb39a5b
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "extern/libsoundio"]
+	path = extern/libsoundio
+	url = https://github.com/andrewrk/libsoundio.git
diff --git a/extern/libsoundio b/extern/libsoundio
new file mode 160000
index 0000000..49a1f78
--- /dev/null
+++ b/extern/libsoundio
@@ -0,0 +1 @@
+Subproject commit 49a1f78b50eb0f5a49d096786a95a93874a2592a