diff -Nru pulseaudio-13.0/debian/changelog pulseaudio-13.0/debian/changelog
--- pulseaudio-13.0/debian/changelog	2019-09-18 14:47:54.000000000 +0800
+++ pulseaudio-13.0/debian/changelog	2019-12-18 13:26:53.000000000 +0800
@@ -1,3 +1,11 @@
+pulseaudio (1:13.0-1ubuntu1.1) eoan; urgency=medium
+
+  * Add 0031-lp1847570-Revert-switch-on-connect-Do-not-ignore-HDMI-sinks.patch
+    to revert to PulseAudio v12 behaviour and ignore monitors with HDMI ports.
+    At least until a proper solution arrives in PulseAudio v14. (LP: #1847570)
+
+ -- Daniel van Vugt <daniel.van.vugt@canonical.com>  Wed, 18 Dec 2019 13:26:53 +0800
+
 pulseaudio (1:13.0-1ubuntu1) eoan; urgency=medium
 
   * Merged Debian version 13.0-1
diff -Nru pulseaudio-13.0/debian/patches/0031-lp1847570-Revert-switch-on-connect-Do-not-ignore-HDMI-sinks.patch pulseaudio-13.0/debian/patches/0031-lp1847570-Revert-switch-on-connect-Do-not-ignore-HDMI-sinks.patch
--- pulseaudio-13.0/debian/patches/0031-lp1847570-Revert-switch-on-connect-Do-not-ignore-HDMI-sinks.patch	1970-01-01 08:00:00.000000000 +0800
+++ pulseaudio-13.0/debian/patches/0031-lp1847570-Revert-switch-on-connect-Do-not-ignore-HDMI-sinks.patch	2019-12-18 13:25:33.000000000 +0800
@@ -0,0 +1,34 @@
+Description: Revert "switch-on-connect: Do not ignore HDMI sinks"
+ This reverts commit bae8c16bfadb43c596b03f9c7ff7c9e9f1709b76.
+ While upstream is aware of this commit causing problems they are instead
+ aiming for some kind of non-reverting fix in future for PulseAudio 14.0.
+Author: Daniel van Vugt <daniel.van.vugt@canonical.com>
+Bug: https://gitlab.freedesktop.org/pulseaudio/pulseaudio/issues/749
+Bug-Ubuntu: https://bugs.launchpad.net/bugs/1847570
+Forwarded: not-needed
+Last-Update: 2019-12-11
+
+Index: pulseaudio/src/modules/module-switch-on-connect.c
+===================================================================
+--- pulseaudio.orig/src/modules/module-switch-on-connect.c
++++ pulseaudio/src/modules/module-switch-on-connect.c
+@@ -70,14 +70,11 @@ static pa_hook_result_t sink_put_hook_ca
+ 
+     pa_log_debug("Trying to switch to new sink %s", sink->name);
+ 
+-    /* Don't switch to any internal devices except HDMI */
+-    s = pa_proplist_gets(sink->proplist, PA_PROP_DEVICE_STRING);
+-    if (s && !pa_startswith(s, "hdmi")) {
+-        s = pa_proplist_gets(sink->proplist, PA_PROP_DEVICE_BUS);
+-        if (pa_safe_streq(s, "pci") || pa_safe_streq(s, "isa")) {
+-            pa_log_debug("Refusing to switch to sink on %s bus", s);
+-            return PA_HOOK_OK;
+-        }
++    /* Don't switch to any internal devices */
++    s = pa_proplist_gets(sink->proplist, PA_PROP_DEVICE_BUS);
++    if (pa_safe_streq(s, "pci") || pa_safe_streq(s, "isa")) {
++        pa_log_debug("Refusing to switch to sink on %s bus", s);
++        return PA_HOOK_OK;
+     }
+ 
+     /* Ignore virtual sinks if not configured otherwise on the command line */
diff -Nru pulseaudio-13.0/debian/patches/series pulseaudio-13.0/debian/patches/series
--- pulseaudio-13.0/debian/patches/series	2019-09-18 14:38:48.000000000 +0800
+++ pulseaudio-13.0/debian/patches/series	2019-12-18 13:26:39.000000000 +0800
@@ -3,6 +3,7 @@
 0016-nodisplay-autostart.patch
 0022-inotify-wrapper-Quit-daemon-if-pid-file-is-removed.patch
 0030-load-module-switch-on-connect.patch
+0031-lp1847570-Revert-switch-on-connect-Do-not-ignore-HDMI-sinks.patch
 memfd-glibc2.27.patch
 
 # Ubuntu Snap policy support