diff --git a/whalesong/README b/whalesong/README
index d8f63cc..c1e83ec 100644
--- a/whalesong/README
+++ b/whalesong/README
@@ -29,11 +29,10 @@ amount of time.
 Example usage
 
 
-
-Create a simple, standalong executable of your program.  At the
-moment, the program must be written in the base language of whalesong.
-(This restriction currently prevents arbitrary racket/base programs
-from compiling, and we'll be working to remove this restriction.)
+Create a simple, executable of your program.  At the moment, the program must
+be written in the base language of whalesong.  (This restriction currently
+prevents arbitrary racket/base programs from compiling, and we'll be working to
+remove this restriction.)
 
     $ cat hello.rkt 
     #lang whalesong
@@ -42,8 +41,18 @@ from compiling, and we'll be working to remove this restriction.)
 
     $ ./whalesong.rkt build hello.rkt
 
-    $ ls -l hello.xhtml
-    -rw-rw-r-- 1 dyoo nogroup 692213 Jun  7 18:00 hello.xhtml
+    $ ls -l hello.html
+    -rw-rw-r-- 1 dyoo nogroup 692213 Jun  7 18:00 hello.html
+
+To build standalone executable of your program, provide --as-standalone-html
+flag.
+
+    $ ./whalesong.rkt build --as-standalone-html hello.rkt
+
+    $ ls -l
+    -rw-rw-r-- 1 dyoo nogroup 692213 Jun  7 18:00 hello.html
+
+NOTE: Earlier versions had --as-standalone-xhtml flag, which is now removed.
 
 
 [FIXME: add more examples]
@@ -187,4 +196,4 @@ This uses code from the following projects:
    jquery (http://jquery.com/)
 
 
-   [FIXME: add more]
\ No newline at end of file
+   [FIXME: add more]