diff --git a/free-programming-books.md b/free-programming-books.md
index 77fc8d62..c00e6aad 100644
--- a/free-programming-books.md
+++ b/free-programming-books.md
@@ -255,6 +255,7 @@
 
 ####Cloud Computing
 * [Multi-tenant Applications for the Cloud, 3rd Edition](http://www.microsoft.com/en-us/download/details.aspx?id=29263)
+* [OpenStack Operations Guide](http://docs.openstack.org/ops/)
 
 
 ####Compiler Design