diff --git a/net-misc/bird/bird-2.0.7-r1.ebuild b/net-misc/bird/bird-2.0.7-r1.ebuild
index 850e08f..deffe44 100644
--- a/net-misc/bird/bird-2.0.7-r1.ebuild
+++ b/net-misc/bird/bird-2.0.7-r1.ebuild
@@ -28,7 +28,7 @@ DEPEND="sys-devel/flex
 	sys-devel/m4"
 
 PATCHES=(
-	"${FILESDIR}/ipv6-rpki-${PV}.patch"
+	"${FILESDIR}/${P}-ipv6-rpki.patch"
 )
 
 src_configure() {
diff --git a/net-misc/bird/files/ipv6-rpki-2.0.7.patch b/net-misc/bird/files/bird-2.0.7-ipv6-rpki.patch
similarity index 100%
rename from net-misc/bird/files/ipv6-rpki-2.0.7.patch
rename to net-misc/bird/files/bird-2.0.7-ipv6-rpki.patch