diff --git a/.gitmodules b/.gitmodules
index 5c1c693d..845fbc5f 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -580,3 +580,6 @@
 [submodule "repos/Plurm"]
 	path = repos/Plurm
 	url = https://github.com/terrytheplatypus/Plurm.git
+[submodule "repos/Extratone"]
+	path = repos/Extratone
+	url = https://github.com/EaterOfSheep/Extratone.git
diff --git a/repos/Extratone b/repos/Extratone
new file mode 160000
index 00000000..be6ab554
--- /dev/null
+++ b/repos/Extratone
@@ -0,0 +1 @@
+Subproject commit be6ab554282dc8d60191d96ffa943f7f45c07c44