diff --git a/gui-libs/mir/mir-2.18.3.ebuild b/gui-libs/mir/mir-2.18.3.ebuild
index 7960b1949a..e8e0b40dcc 100644
--- a/gui-libs/mir/mir-2.18.3.ebuild
+++ b/gui-libs/mir/mir-2.18.3.ebuild
@@ -10,7 +10,7 @@ HOMEPAGE="https://mir-server.io/"
 SRC_URI="https://github.com/canonical/mir/archive/refs/tags/v${PV}.tar.gz -> ${P}.tar.gz"
 
 LICENSE="|| ( GPL-2 GPL-3 ) || ( LGPL-2.1 LGPL-3 )"
-SLOT="0"
+SLOT="0/${PV}"
 KEYWORDS="~amd64"
 IUSE="test X"
 RESTRICT="!test? ( test )"