diff --git a/.gitmodules b/.gitmodules
index 442803d7..a9faa202 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -4,3 +4,6 @@
 [submodule "tinyformat"]
 	path = tinyformat
 	url = git://github.com/vitaut/tinyformat.git
+[submodule "breathe"]
+	path = breathe
+	url = git://github.com/vitaut/breathe.git
diff --git a/breathe b/breathe
new file mode 160000
index 00000000..1254e951
--- /dev/null
+++ b/breathe
@@ -0,0 +1 @@
+Subproject commit 1254e9510e9bb9fd43a1987fdf2675419f6a59ef