diff --git a/ikiwiki b/ikiwiki
index b5adfa28c..fb721907e 100755
--- a/ikiwiki
+++ b/ikiwiki
@@ -1104,11 +1104,11 @@ if (grep /^-/, @ARGV) {
 	GetOptions(
 		"wikiname=s" => \$wikiname,
 		"verbose|v" => \$verbose,
-		"rebuild" => \$rebuild,
-		"wrapper" => \$wrapper,
+		"rebuild!" => \$rebuild,
+		"wrapper!" => \$wrapper,
 		"svn!" => \$svn,
 		"anonok!" => \$anonok,
-		"cgi" => \$cgi,
+		"cgi!" => \$cgi,
 		"url=s" => \$url,
 		"cgiurl=s" => \$cgiurl,
 		"historyurl=s" => \$historyurl,