diff -Nru imx-code-signing-tool-3.3.1+dfsg/debian/changelog imx-code-signing-tool-3.3.1+dfsg/debian/changelog
--- imx-code-signing-tool-3.3.1+dfsg/debian/changelog	2021-11-23 15:35:34.000000000 +0000
+++ imx-code-signing-tool-3.3.1+dfsg/debian/changelog	2022-01-06 12:44:17.000000000 +0000
@@ -1,3 +1,10 @@
+imx-code-signing-tool (3.3.1+dfsg-2ubuntu1) jammy; urgency=medium
+
+  * Build without LTO, lto-disabled-list does not
+    work for this package.
+
+ -- Graham Inggs <ginggs@ubuntu.com>  Thu, 06 Jan 2022 12:44:17 +0000
+
 imx-code-signing-tool (3.3.1+dfsg-2build1) jammy; urgency=medium
 
   * No-change rebuild against openssl3
diff -Nru imx-code-signing-tool-3.3.1+dfsg/debian/control imx-code-signing-tool-3.3.1+dfsg/debian/control
--- imx-code-signing-tool-3.3.1+dfsg/debian/control	2021-08-12 14:02:12.000000000 +0000
+++ imx-code-signing-tool-3.3.1+dfsg/debian/control	2022-01-06 12:02:37.000000000 +0000
@@ -1,7 +1,8 @@
 Source: imx-code-signing-tool
 Section: electronics
 Priority: optional
-Maintainer: Andrej Shadura <andrewsh@debian.org>
+Maintainer: Ubuntu Developers <ubuntu-devel-discuss@lists.ubuntu.com>
+XSBC-Original-Maintainer: Andrej Shadura <andrewsh@debian.org>
 Build-Depends:
  debhelper-compat (= 13),
  libssl-dev,
diff -Nru imx-code-signing-tool-3.3.1+dfsg/debian/rules imx-code-signing-tool-3.3.1+dfsg/debian/rules
--- imx-code-signing-tool-3.3.1+dfsg/debian/rules	2021-08-12 14:02:12.000000000 +0000
+++ imx-code-signing-tool-3.3.1+dfsg/debian/rules	2022-01-06 12:02:09.000000000 +0000
@@ -1,5 +1,7 @@
 #!/usr/bin/make -f
 
+export DEB_BUILD_MAINT_OPTIONS = optimize=-lto
+
 %:
 	dh $@