diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..3a9f998
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,4 @@
+[submodule "vendor/s9e/TextFormatter"]
+	path = vendor/s9e/TextFormatter
+	url = https://github.com/s9e/TextFormatter.git
+	branch = release/php5.3
diff --git a/vendor/s9e/TextFormatter b/vendor/s9e/TextFormatter
new file mode 160000
index 0000000..6e8e97a
--- /dev/null
+++ b/vendor/s9e/TextFormatter
@@ -0,0 +1 @@
+Subproject commit 6e8e97a38d59a451c9975e37cd83e80f734b7384