diff --git a/sdk_container/src/third_party/portage-stable/sys-devel/bison/bison-3.8.2-r2.ebuild b/sdk_container/src/third_party/portage-stable/sys-devel/bison/bison-3.8.2-r2.ebuild
index 57d4407aa1..fd8742c3ad 100644
--- a/sdk_container/src/third_party/portage-stable/sys-devel/bison/bison-3.8.2-r2.ebuild
+++ b/sdk_container/src/third_party/portage-stable/sys-devel/bison/bison-3.8.2-r2.ebuild
@@ -1,4 +1,4 @@
-# Copyright 1999-2023 Gentoo Authors
+# Copyright 1999-2024 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=8
@@ -25,7 +25,7 @@ DEPEND="
 "
 RDEPEND="${DEPEND}"
 BDEPEND="
-	sys-devel/flex
+	app-alternatives/lex
 	test? ( dev-lang/perl )
 	verify-sig? ( sec-keys/openpgp-keys-bison )
 "