diff --git a/lz4/PKGBUILD b/lz4/PKGBUILD
index da56d0b5..720bedc5 100644
--- a/lz4/PKGBUILD
+++ b/lz4/PKGBUILD
@@ -10,6 +10,7 @@ url='https://lz4.github.io/lz4/'
 msys2_repository_url="https://github.com/lz4/lz4"
 msys2_references=(
   "cpe: cpe:/a:lz4_project:lz4"
+  "gentoo: app-arch/lz4"
 )
 license=('LGPL')
 source=(lz4-${pkgver}.tar.gz::"https://github.com/lz4/lz4/archive/v${pkgver}.tar.gz")