diff --git a/doc/ref_model/chapters/chapter08.md b/doc/ref_model/chapters/chapter08.md
index 874b96a183..b5a592c333 100644
--- a/doc/ref_model/chapters/chapter08.md
+++ b/doc/ref_model/chapters/chapter08.md
@@ -4,5 +4,5 @@
 - Common standards 
   - Testing demarcation points (‘stub points’)
 - VNF Vendors responsibility
-- NFVi Vendors responsibility (qualify what infrastructure means)
+- NFVi Vendors responsibility (qualify what infrastructure means).