diff --git a/sys-auth/pam_u2f/pam_u2f-1.0.4.ebuild b/sys-auth/pam_u2f/pam_u2f-1.0.4-r1.ebuild
similarity index 90%
rename from sys-auth/pam_u2f/pam_u2f-1.0.4.ebuild
rename to sys-auth/pam_u2f/pam_u2f-1.0.4-r1.ebuild
index 49c2d94d66bec..c90ab12d94dd3 100644
--- a/sys-auth/pam_u2f/pam_u2f-1.0.4.ebuild
+++ b/sys-auth/pam_u2f/pam_u2f-1.0.4-r1.ebuild
@@ -1,4 +1,4 @@
-# Copyright 1999-2016 Gentoo Foundation
+# Copyright 1999-2018 Gentoo Foundation
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=6
@@ -16,7 +16,7 @@ IUSE="debug"
 
 RDEPEND="
 	app-crypt/libu2f-host
-	app-crypt/libu2f-server
+	app-crypt/libu2f-server:=
 	virtual/pam"
 
 DEPEND="${RDEPEND}