diff --git a/README.md b/README.md
index 5cbcfc6f3..78102fbe2 100644
--- a/README.md
+++ b/README.md
@@ -222,6 +222,7 @@ These could be from a command line flag, or from your own application logic.
 ```go
 viper.Set("Verbose", true)
 viper.Set("LogFile", LogFile)
+viper.Set("host.port", 5899)   // set subset
 ```
 
 ### Registering and Using Aliases