diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..ce118b2
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "fira"]
+	path = fira
+	url = https://github.com/mozilla/Fira
diff --git a/fira b/fira
new file mode 160000
index 0000000..26fb0a2
--- /dev/null
+++ b/fira
@@ -0,0 +1 @@
+Subproject commit 26fb0a2f761a2dc99832b5097328224e2de9b606