--- portage/dev-dotnet/gnome-keyring-sharp/gnome-keyring-sharp-1.0.0.ebuild 
+++ local/portage/dev-dotnet/gnome-keyring-sharp/gnome-keyring-sharp-1.0.0.ebuild 
@@ -13,12 +13,12 @@
 LICENSE="as-is"
 SLOT="0"
 KEYWORDS="~x86 ~amd64"
-IUSE="dbus"
+IUSE="dbus doc"
 
 RDEPEND="dev-lang/mono
 	dbus? ( dev-dotnet/dbus-sharp )"
 DEPEND="${RDEPEND}
-	virtual/monodoc
+	doc? ( virtual/monodoc )
 	dev-util/pkgconfig"
 
 src_prepare() {
@@ -27,7 +27,7 @@
 }
 
 src_configure() {
-	econf $(use_enable dbus) || die "econf failed"
+	econf $(use_enable dbus) $(use_enable doc monodoc) || die "econf failed"
 }
 
 src_compile() {