diff -Naur ../libechonest.orig/libechonest-2.0.3.ebuild ./libechonest-2.0.3.ebuild
--- ../libechonest.orig/libechonest-2.0.3.ebuild	2013-03-12 12:26:57.000000000 +0400
+++ ./libechonest-2.0.3.ebuild	2013-06-10 11:06:14.119792289 +0400
@@ -11,7 +11,7 @@
 	http://pwsp.cleinias.com/${P}.tar.bz2"
 
 LICENSE="GPL-2"
-SLOT="0"
+SLOT="0/2.0"
 KEYWORDS="~amd64 ~x86"
 IUSE=""
 
diff -Naur ../libechonest.orig/libechonest-2.1.0.ebuild ./libechonest-2.1.0.ebuild
--- ../libechonest.orig/libechonest-2.1.0.ebuild	2013-06-09 15:07:49.000000000 +0400
+++ ./libechonest-2.1.0.ebuild	2013-06-10 11:06:23.175679075 +0400
@@ -11,7 +11,7 @@
 	http://pwsp.cleinias.com/${P}.tar.bz2"
 
 LICENSE="GPL-2"
-SLOT="0"
+SLOT="0/2.1"
 KEYWORDS="~amd64 ~x86"
 IUSE=""