diff --git a/dev-cpp/std-format/std-format-0_pre20220112.ebuild b/dev-cpp/std-format/std-format-0_pre20220112-r1.ebuild
similarity index 97%
rename from dev-cpp/std-format/std-format-0_pre20220112.ebuild
rename to dev-cpp/std-format/std-format-0_pre20220112-r1.ebuild
index 1a13be61ca..bf72695584 100644
--- a/dev-cpp/std-format/std-format-0_pre20220112.ebuild
+++ b/dev-cpp/std-format/std-format-0_pre20220112-r1.ebuild
@@ -13,7 +13,7 @@ SRC_URI="https://gitlab.com/ananicy-cpp/stl-polyfills/${PN}/-/archive/${COMMIT}/
 S="${WORKDIR}/${PN}-${COMMIT}"
 
 LICENSE="CC0-1.0"
-SLOT="0"
+SLOT="0/${PV}"
 KEYWORDS="~amd64"
 IUSE="test"