diff -Nru hdmi2usb-fx2-firmware-0.0.0~git20151225/debian/changelog hdmi2usb-fx2-firmware-0.0.0~git20151225/debian/changelog
--- hdmi2usb-fx2-firmware-0.0.0~git20151225/debian/changelog	2018-08-21 18:17:16.000000000 +0000
+++ hdmi2usb-fx2-firmware-0.0.0~git20151225/debian/changelog	2020-06-27 23:28:37.000000000 +0000
@@ -1,3 +1,14 @@
+hdmi2usb-fx2-firmware (0.0.0~git20151225-3) unstable; urgency=medium
+
+  * Migrate from sdcclib to sdar, fixing FTBFS with sdcc 3.9.
+    (Closes: #963348)
+  * Bump copyright years.
+  * Bump debhelper compat level to 12.
+  * Declare Rules-Requires-Root: no.
+  * Bump Standards-Version to 4.5.0, no changes needed.
+
+ -- Stefano Rivera <stefanor@debian.org>  Sat, 27 Jun 2020 16:28:37 -0700
+
 hdmi2usb-fx2-firmware (0.0.0~git20151225-2) unstable; urgency=medium
 
   * Migrate VCS to Salsa.
diff -Nru hdmi2usb-fx2-firmware-0.0.0~git20151225/debian/compat hdmi2usb-fx2-firmware-0.0.0~git20151225/debian/compat
--- hdmi2usb-fx2-firmware-0.0.0~git20151225/debian/compat	2018-08-21 18:17:16.000000000 +0000
+++ hdmi2usb-fx2-firmware-0.0.0~git20151225/debian/compat	1970-01-01 00:00:00.000000000 +0000
@@ -1 +0,0 @@
-9
diff -Nru hdmi2usb-fx2-firmware-0.0.0~git20151225/debian/control hdmi2usb-fx2-firmware-0.0.0~git20151225/debian/control
--- hdmi2usb-fx2-firmware-0.0.0~git20151225/debian/control	2018-08-21 18:17:16.000000000 +0000
+++ hdmi2usb-fx2-firmware-0.0.0~git20151225/debian/control	2020-06-27 23:28:37.000000000 +0000
@@ -2,11 +2,12 @@
 Maintainer: Stefano Rivera <stefanor@debian.org>
 Section: video
 Priority: optional
-Build-Depends: debhelper (>= 9), dh-exec, libusb-1.0-0-dev, sdcc
-Standards-Version: 4.2.0
+Build-Depends: debhelper-compat (= 12), dh-exec, libusb-1.0-0-dev, sdcc
+Standards-Version: 4.5.0
 Homepage: https://github.com/mithro/fx2lib/tree/cdc-usb-serialno-from-eeprom
 Vcs-Git: https://salsa.debian.org/debian/hdmi2usb-fx2-firmware.git
 Vcs-Browser: https://salsa.debian.org/debian/hdmi2usb-fx2-firmware
+Rules-Requires-Root: no
 
 Package: hdmi2usb-fx2-firmware
 Architecture: all
diff -Nru hdmi2usb-fx2-firmware-0.0.0~git20151225/debian/copyright hdmi2usb-fx2-firmware-0.0.0~git20151225/debian/copyright
--- hdmi2usb-fx2-firmware-0.0.0~git20151225/debian/copyright	2018-08-21 18:17:16.000000000 +0000
+++ hdmi2usb-fx2-firmware-0.0.0~git20151225/debian/copyright	2020-06-27 23:28:37.000000000 +0000
@@ -14,7 +14,7 @@
 License: GPL-3+
 
 Files: debian/*
-Copyright: 2016, Stefano Rivera <stefanor@debian.org>
+Copyright: 2016-2020, Stefano Rivera <stefanor@debian.org>
 License: GPL-2+
 
 License: LGPL-2.1+
diff -Nru hdmi2usb-fx2-firmware-0.0.0~git20151225/debian/patches/sdcc-3.9 hdmi2usb-fx2-firmware-0.0.0~git20151225/debian/patches/sdcc-3.9
--- hdmi2usb-fx2-firmware-0.0.0~git20151225/debian/patches/sdcc-3.9	1970-01-01 00:00:00.000000000 +0000
+++ hdmi2usb-fx2-firmware-0.0.0~git20151225/debian/patches/sdcc-3.9	2020-06-27 23:28:37.000000000 +0000
@@ -0,0 +1,25 @@
+From: Semen <semenmiroshnichenko@gmail.com>
+Date: Sat, 27 Jun 2020 15:21:59 -0700
+Subject: Make compatible with sdcc 3.9.0
+
+sdcclib was replaced by sdar
+
+Origin: https://github.com/djmuhlestein/fx2lib/pull/29/commits/15a32a896ef95e729092a1008c1b7739a5698842
+Bug-Debian: https://bugs.debian.org/963348
+---
+ lib/Makefile | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/lib/Makefile b/lib/Makefile
+index 42eb04d..363e964 100644
+--- a/lib/Makefile
++++ b/lib/Makefile
+@@ -26,7 +26,7 @@ LIBS = fx2.lib
+ all: $(LIBS)
+ 
+ $(LIBS): $(FX2_OBJS)
+-	sdcclib fx2.lib $?
++	sdar -rc fx2.lib $?
+ 
+ usbav.rel: usbav.a51
+ 	$(AS8051) -logs usbav.a51
diff -Nru hdmi2usb-fx2-firmware-0.0.0~git20151225/debian/patches/series hdmi2usb-fx2-firmware-0.0.0~git20151225/debian/patches/series
--- hdmi2usb-fx2-firmware-0.0.0~git20151225/debian/patches/series	2018-08-21 18:17:16.000000000 +0000
+++ hdmi2usb-fx2-firmware-0.0.0~git20151225/debian/patches/series	2020-06-27 23:28:37.000000000 +0000
@@ -1 +1,2 @@
 putchar-prototype
+sdcc-3.9