diff --git a/.gitmodules b/.gitmodules
index 2212749..f29abe9 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -7,3 +7,6 @@
 [submodule "external/portaudio"]
 	path = external/portaudio
 	url = https://git.assembla.com/portaudio.git
+[submodule "external/nanogui"]
+	path = external/nanogui
+	url = https://github.com/Godzil/nanogui.git
diff --git a/external/nanogui b/external/nanogui
new file mode 160000
index 0000000..2427ffd
--- /dev/null
+++ b/external/nanogui
@@ -0,0 +1 @@
+Subproject commit 2427ffdbfff2a51da8f891f86fe155bf0bcf612c