diff --git a/.gitmodules b/.gitmodules
index d9385a3..0e24a44 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,6 @@
 [submodule "opus-tools"]
 	path = opus-tools
 	url = https://github.com/xiph/opus-tools.git
+[submodule "rtaudio"]
+	path = rtaudio
+	url = https://github.com/thestk/rtaudio.git
diff --git a/rtaudio b/rtaudio
new file mode 160000
index 0000000..c9bf99d
--- /dev/null
+++ b/rtaudio
@@ -0,0 +1 @@
+Subproject commit c9bf99d414cf81d19ef0ddd00212a4a58ccd99c6