diff --git a/.github/workflows/portage-stable-packages-list b/.github/workflows/portage-stable-packages-list
index 9cb2c2be63..f3c07195a7 100644
--- a/.github/workflows/portage-stable-packages-list
+++ b/.github/workflows/portage-stable-packages-list
@@ -366,6 +366,7 @@ eclass/lua-utils.eclass
 eclass/meson-multilib.eclass
 eclass/meson.eclass
 eclass/mount-boot.eclass
+eclass/mount-boot-utils.eclass
 eclass/multibuild.eclass
 eclass/multilib-build.eclass
 eclass/multilib-minimal.eclass