diff --git a/doc.go b/doc.go
index c9b1616ee..c3a40efa9 100644
--- a/doc.go
+++ b/doc.go
@@ -959,7 +959,7 @@ Although an empty string is a valid base64 URL safe value, this will report
 an empty string as an error, if you wish to accept an empty string as valid
 you can use this with the omitempty tag.
 
-	Usage: base64url
+	Usage: base64rawurl
 
 # Bitcoin Address