diff --git a/pandoc.hs b/pandoc.hs
index f3c2af38f..21773ed80 100644
--- a/pandoc.hs
+++ b/pandoc.hs
@@ -461,8 +461,6 @@ options =
     , Option "" ["self-contained"]
                  (NoArg
                   (\opt -> return opt { optSelfContained = True,
-                                        optVariables = ("slidy-url","slidy") :
-                                                       optVariables opt,
                                         optStandalone = True }))
                  "" -- "Make slide shows include all the needed js and css"