diff --git a/README.md b/README.md
index 9f9175bc..547fa52a 100644
--- a/README.md
+++ b/README.md
@@ -634,6 +634,15 @@ Defaults to searching through all tables registered to $wpdb. On multisite, this
 
 	[--format=<format>]
 		Render output in a particular format.
+		---
+		options:
+		  - table
+		  - csv
+		  - json
+		  - yaml
+		  - ids
+		  - count
+		---
 
 The percent color codes available are:
 
@@ -669,6 +678,16 @@ The percent color codes available are:
 
 They can be concatenated. For instance, the default match color of black on a mustard (dark yellow) background `%3%k` can be made black on a bright yellow background with `%Y%0%8`.
 
+**AVAILABLE FIELDS**
+
+These fields will be displayed by default for each result:
+
+* table
+* column
+* match
+* primary_key_name
+* primary_key_value
+
 **EXAMPLES**
 
     # Search through the database for the 'wordpress-develop' string