diff --git a/games-arcade/taisei/taisei-1.3.1-r1.ebuild b/games-arcade/taisei/taisei-1.3.1-r1.ebuild
index 8ec848b137..94ff5f5650 100644
--- a/games-arcade/taisei/taisei-1.3.1-r1.ebuild
+++ b/games-arcade/taisei/taisei-1.3.1-r1.ebuild
@@ -21,7 +21,7 @@ HOMEPAGE="https://taisei-project.org/"
 LICENSE="MIT CC-BY-4.0 CC0-1.0 public-domain"
 SLOT="0"
 
-IUSE="doc +lto zip"
+IUSE="doc lto zip"
 
 DEPEND="
 	media-libs/freetype:2
diff --git a/games-arcade/taisei/taisei-9999.ebuild b/games-arcade/taisei/taisei-9999.ebuild
index a1029653d8..5e41d40f0f 100644
--- a/games-arcade/taisei/taisei-9999.ebuild
+++ b/games-arcade/taisei/taisei-9999.ebuild
@@ -21,7 +21,7 @@ HOMEPAGE="https://taisei-project.org/"
 LICENSE="MIT CC-BY-4.0 CC0-1.0 public-domain"
 SLOT="0"
 
-IUSE="doc +lto zip"
+IUSE="doc lto zip"
 
 DEPEND="
 	media-libs/freetype:2