diff --git a/lib/prelude.nim b/lib/prelude.nim
index d24f35513d..47a5af89e8 100644
--- a/lib/prelude.nim
+++ b/lib/prelude.nim
@@ -7,16 +7,17 @@
 #    distribution, for details about the copyright.
 #
 
-# This is an include file that simply imports common modules for your
-# convenience:
-#
-# .. code-block:: nim
-#   include prelude
-#
-# Same as:
-#
-# .. code-block:: nim
-#   import os, strutils, times, parseutils, parseopt, hashes, tables, sets
+## This is an include file that simply imports common modules for your
+## convenience:
+##
+## .. code-block:: nim
+##   include prelude
+##
+## Same as:
+##
+## .. code-block:: nim
+##   import os, strutils, times, parseutils, hashes, tables, sets
+##   when not defined(js): import parseopt
 
 import os, strutils, times, parseutils, hashes, tables, sets
 when not defined(js): import parseopt