diff --git a/.github/workflows/portage-stable-packages-list b/.github/workflows/portage-stable-packages-list
index 3a9259e897..0bfdc655b7 100644
--- a/.github/workflows/portage-stable-packages-list
+++ b/.github/workflows/portage-stable-packages-list
@@ -131,6 +131,7 @@ app-crypt/mit-krb5
 app-crypt/p11-kit
 app-crypt/pinentry
 app-crypt/rhash
+app-crypt/sbsigntools
 app-crypt/tpm2-tools
 app-crypt/tpm2-tss