diff --git a/README.markdown b/README.markdown
index 52a476d..8b0153b 100644
--- a/README.markdown
+++ b/README.markdown
@@ -12,7 +12,7 @@ INSTALLATION
 
 1. Install the extension
 
-    `script/extension install git@github.com:polomasta/dynamic-spree-sitemaps.git`
+    `script/extension install git://github.com/polomasta/dynamic-spree-sitemaps.git`
 
 2. Rename the directory to sitemaps