diff --git a/sdk_container/src/third_party/portage-stable/app-arch/xz-utils/xz-utils-5.6.4.ebuild b/sdk_container/src/third_party/portage-stable/app-arch/xz-utils/xz-utils-5.6.4.ebuild
index c27c74e7ee..9ee03ab5b7 100644
--- a/sdk_container/src/third_party/portage-stable/app-arch/xz-utils/xz-utils-5.6.4.ebuild
+++ b/sdk_container/src/third_party/portage-stable/app-arch/xz-utils/xz-utils-5.6.4.ebuild
@@ -66,10 +66,6 @@ src_prepare() {
 }
 
 multilib_src_configure() {
-	# Workaround for bug #934370 (libtool-2.5.0), drop when dist tarball
-	# uses newer libtool with the fix.
-	export ac_cv_prog_ac_ct_FILECMD='file' FILECMD='file'
-
 	local myconf=(
 		--enable-threads
 		$(multilib_native_use_enable doc)
diff --git a/sdk_container/src/third_party/portage-stable/app-arch/xz-utils/xz-utils-5.7.1_alpha.ebuild b/sdk_container/src/third_party/portage-stable/app-arch/xz-utils/xz-utils-5.7.1_alpha.ebuild
index c27c74e7ee..9ee03ab5b7 100644
--- a/sdk_container/src/third_party/portage-stable/app-arch/xz-utils/xz-utils-5.7.1_alpha.ebuild
+++ b/sdk_container/src/third_party/portage-stable/app-arch/xz-utils/xz-utils-5.7.1_alpha.ebuild
@@ -66,10 +66,6 @@ src_prepare() {
 }
 
 multilib_src_configure() {
-	# Workaround for bug #934370 (libtool-2.5.0), drop when dist tarball
-	# uses newer libtool with the fix.
-	export ac_cv_prog_ac_ct_FILECMD='file' FILECMD='file'
-
 	local myconf=(
 		--enable-threads
 		$(multilib_native_use_enable doc)
diff --git a/sdk_container/src/third_party/portage-stable/app-arch/xz-utils/xz-utils-9999.ebuild b/sdk_container/src/third_party/portage-stable/app-arch/xz-utils/xz-utils-9999.ebuild
index 0a33785a8c..9ee03ab5b7 100644
--- a/sdk_container/src/third_party/portage-stable/app-arch/xz-utils/xz-utils-9999.ebuild
+++ b/sdk_container/src/third_party/portage-stable/app-arch/xz-utils/xz-utils-9999.ebuild
@@ -1,4 +1,4 @@
-# Copyright 1999-2024 Gentoo Authors
+# Copyright 1999-2025 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 # Remember: we cannot leverage autotools in this ebuild in order
@@ -66,10 +66,6 @@ src_prepare() {
 }
 
 multilib_src_configure() {
-	# Workaround for bug #934370 (libtool-2.5.0), drop when dist tarball
-	# uses newer libtool with the fix.
-	export ac_cv_prog_ac_ct_FILECMD='file' FILECMD='file'
-
 	local myconf=(
 		--enable-threads
 		$(multilib_native_use_enable doc)