diff --git a/sdk_container/src/third_party/portage-stable/app-crypt/sbsigntools/files/sbsigntools-0.9.5-binutils-2.46.patch b/sdk_container/src/third_party/portage-stable/app-crypt/sbsigntools/files/sbsigntools-0.9.5-binutils-2.46.patch
new file mode 100644
index 0000000000..83b75bc104
--- /dev/null
+++ b/sdk_container/src/third_party/portage-stable/app-crypt/sbsigntools/files/sbsigntools-0.9.5-binutils-2.46.patch
@@ -0,0 +1,13 @@
+Based on https://src.fedoraproject.org/rpms/sbsigntools/c/bd31748bedce0f3c8ff3b62edcd1171a26c68a9d?branch=rawhide
+--- a/tests/Makefile.am
++++ b/tests/Makefile.am
+@@ -18,7 +18,7 @@ if TEST_BINARY_FORMAT
+ EFILDFLAGS = --defsym=EFI_SUBSYSTEM=0x0a
+ FORMAT = -O binary
+ else
+-FORMAT = --target=efi-app-$(EFI_ARCH)
++FORMAT = --output-target=efi-app-$(EFI_ARCH)
+ endif
+ check_DATA = $(test_key) $(test_cert)
+ check_SCRIPTS = test-wrapper.sh
+
diff --git a/sdk_container/src/third_party/portage-stable/app-crypt/sbsigntools/sbsigntools-0.9.5.ebuild b/sdk_container/src/third_party/portage-stable/app-crypt/sbsigntools/sbsigntools-0.9.5.ebuild
index 27f6a0464d..6ef4e78e56 100644
--- a/sdk_container/src/third_party/portage-stable/app-crypt/sbsigntools/sbsigntools-0.9.5.ebuild
+++ b/sdk_container/src/third_party/portage-stable/app-crypt/sbsigntools/sbsigntools-0.9.5.ebuild
@@ -1,4 +1,4 @@
-# Copyright 1999-2025 Gentoo Authors
+# Copyright 1999-2026 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=8
@@ -36,6 +36,7 @@ BDEPEND="
 
 PATCHES=(
 	"${FILESDIR}"/${PN}-0.9.4-no-werror.patch
+	"${FILESDIR}"/${PN}-0.9.5-binutils-2.46.patch
 )
 
 src_prepare() {