diff --git a/docs/source/procedures/updating-dashboard.rst b/docs/source/procedures/updating-dashboard.rst
index e67833dee..5f6cd7075 100644
--- a/docs/source/procedures/updating-dashboard.rst
+++ b/docs/source/procedures/updating-dashboard.rst
@@ -271,7 +271,8 @@ Generating the dashboards from templates (generate-dashboards.sh)
 
 Prerequisite
 ============
-Python 2.7
+Python 3
+pyyaml
 
 
 `make_dashboards.py` is a utility that generates dashboards from templates or helps you update the templates when working in reverse mode (the `-r` flag).