diff --git a/README.md b/README.md
index 6ac9e91..0e6caa2 100644
--- a/README.md
+++ b/README.md
@@ -35,7 +35,10 @@ It's necessary to use **Hugo Extended ≥ 0.87.0**.
 
 ## Installation
 
-Clone / Download this repository to `theme` folder, and edit your site config following `exampleSite/config.yaml`.
+* Route 1: Clone / Download this repository to `theme` folder
+* Route 2: Turn your site into a hugo module and add this theme as a module dependency
+
+ Edit your site config following `exampleSite/config.yaml`.
 
 *Note: Remove `config.toml` if there is one in the site folder.*
 
diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000..1cf4674
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,3 @@
+module github.com/CaiJimmy/hugo-theme-stack
+
+go 1.12