diff --git a/.gitignore b/.gitignore
index 2c851c8..2ba3c1a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 *.pdf
 *.zip
+build/
diff --git a/build.lua b/build.lua
new file mode 100644
index 0000000..e25d917
--- /dev/null
+++ b/build.lua
@@ -0,0 +1,11 @@
+#!/usr/bin/env texlua
+
+-- Identify the bundle and module
+bundle = ""
+module = "mathtools"
+
+-- Self-contained sources
+unpackfiles  = {"*.dtx"}
+
+-- Release a TDS-style zip
+packtdszip  = true