diff --git a/media-sound/furnace/furnace-0.6.5.ebuild b/media-sound/furnace/furnace-0.6.5.ebuild
index 0b008af8c6..f907d52f20 100644
--- a/media-sound/furnace/furnace-0.6.5.ebuild
+++ b/media-sound/furnace/furnace-0.6.5.ebuild
@@ -14,7 +14,7 @@ SRC_URI="
 	https://github.com/tildearrow/furnace/archive/refs/tags/v${PV}.tar.gz -> ${P}.tar.gz
 	https://github.com/superctr/adpcm/archive/ef7a217154badc3b99978ac481b268c8aab67bd8.tar.gz -> ${P}-adpcm-ef7a217.tar.gz
 "
-LICENSE="GPL-2"
+LICENSE="GPL-2+"
 SLOT="0"
 KEYWORDS="~amd64 ~arm64"
 IUSE="jack"