diff --git a/README.md b/README.md
index 6289b55..e374e86 100644
--- a/README.md
+++ b/README.md
@@ -41,7 +41,7 @@ Trigger the selection prompt.
 -   flags:
 
     *optional*
-    -   --height:  Height of the selection prompt.
+    -   --height:  Height of the selection prompt, defaults to 20.
 
 ```console
 ignr-cli new