diff -Nru fwupd-armhf-signed-1.5.3+2/debian/changelog fwupd-armhf-signed-1.5.3+2+rpi1/debian/changelog
--- fwupd-armhf-signed-1.5.3+2/debian/changelog	2020-12-08 16:45:45.000000000 +0000
+++ fwupd-armhf-signed-1.5.3+2+rpi1/debian/changelog	2021-01-08 00:49:36.000000000 +0000
@@ -1,3 +1,12 @@
+fwupd-armhf-signed (1.5.3+2+rpi1) bullseye-staging; urgency=medium
+
+  * Loosen depdency to allow binnmus
+    (not sure if this is actually going to result in a usable
+    package, but then i'm not sure if raspbian builds will be
+    usable with the signature at all).
+
+ -- Peter Michael Green <plugwash@raspbian.org>  Fri, 08 Jan 2021 00:49:36 +0000
+
 fwupd-armhf-signed (1.5.3+2) unstable; urgency=medium
 
   * Update to fwupd version 1.5.3-2
diff -Nru fwupd-armhf-signed-1.5.3+2/debian/control fwupd-armhf-signed-1.5.3+2+rpi1/debian/control
--- fwupd-armhf-signed-1.5.3+2/debian/control	2020-12-08 16:45:45.000000000 +0000
+++ fwupd-armhf-signed-1.5.3+2+rpi1/debian/control	2021-01-08 00:49:36.000000000 +0000
@@ -2,7 +2,7 @@
 Priority: optional
 Maintainer: Debian EFI <debian-efi@lists.debian.org>
 Uploaders: Daniel Jared Dominguez <jared.dominguez@dell.com>, Steve McIntyre <93sam@debian.org>, Mario Limonciello <mario.limonciello@dell.com>
-Build-Depends: debhelper (>= 9.0.0), sbsigntool [amd64 arm64 armhf i386], fwupd (= 1.5.3-2) [armhf]
+Build-Depends: debhelper (>= 9.0.0), sbsigntool [amd64 arm64 armhf i386], fwupd (>= 1.5.3-2) [armhf] , fwupd (<= 1.5.3-2+c) [armhf]
 Standards-Version: 4.1.3
 Section: libs
 Homepage: https://github.com/fwupd/fwupd
@@ -13,7 +13,7 @@
 Section: admin
 Architecture: armhf
 Provides: fwupd-signed
-Depends: ${shlibs:Depends}, ${misc:Depends}, fwupd (= 1.5.3-2)
+Depends: ${shlibs:Depends}, ${misc:Depends}, fwupd (>= 1.5.3-2) , fwupd (<= 1.5.3-2+c)
 Built-Using: fwupd (= 1.5.3-2)
 Description: Tools to manage UEFI firmware updates (signed)
  fwupd provides functionality to update system firmware. It has been