diff --git a/packages/addons/service/emby/changelog.txt b/packages/addons/service/emby/changelog.txt
index 28da3b2115..a08e38eef0 100644
--- a/packages/addons/service/emby/changelog.txt
+++ b/packages/addons/service/emby/changelog.txt
@@ -1,3 +1,6 @@
+121
+- Update to 3.5.1.0 for netcore
+
 120
 - Use ffmpeg instead of ffmpegx
 
diff --git a/packages/addons/service/emby/package.mk b/packages/addons/service/emby/package.mk
index 82dafe714d..fb20f7a71a 100644
--- a/packages/addons/service/emby/package.mk
+++ b/packages/addons/service/emby/package.mk
@@ -2,13 +2,14 @@
 # Copyright (C) 2016-present Team LibreELEC (https://libreelec.tv)
 
 PKG_NAME="emby"
-PKG_VERSION="3.4.1.6"
-PKG_SHA256="8eb129f538cefec612239932fd85ddc6bd5221cd97613e142f41f2126412ea04"
-PKG_REV="120"
+PKG_VERSION="3.5.1.0"
+PKG_SHA256="378c2b23f9c7359434c7790581b885b2c8c526ba3377502b86260b18b927e48c"
+PKG_REV="121"
 PKG_ARCH="any"
 PKG_LICENSE="OSS"
 PKG_SITE="http://emby.media"
-PKG_URL="https://github.com/MediaBrowser/Emby/releases/download/$PKG_VERSION/Emby.Mono.zip"
+PKG_URL="https://github.com/MediaBrowser/Emby.Releases/releases/download/$PKG_VERSION/embyserver-netcore_$PKG_VERSION.zip"
+PKG_SOURCE_DIR="system"
 PKG_DEPENDS_TARGET="toolchain imagemagick"
 PKG_SECTION="service"
 PKG_SHORTDESC="Emby Server: a personal media server"
@@ -18,26 +19,17 @@ PKG_TOOLCHAIN="manual"
 PKG_IS_ADDON="yes"
 PKG_ADDON_NAME="Emby Server"
 PKG_ADDON_TYPE="xbmc.service"
-PKG_ADDON_REQUIRES="tools.ffmpeg-tools:0.0.0 tools.mono:0.0.0"
+PKG_ADDON_REQUIRES="tools.ffmpeg-tools:0.0.0 tools.dotnet-runtime:0.0.0"
 PKG_MAINTAINER="Anton Voyl (awiouy)"
 
-unpack() {
-  mkdir -p $PKG_BUILD
-}
-
 addon() {
-  mkdir -p $ADDON_BUILD/$PKG_ADDON_ID/Emby.Mono
-  unzip -q $SOURCES/$PKG_NAME/$PKG_SOURCE_NAME \
-        -d $ADDON_BUILD/$PKG_ADDON_ID/Emby.Mono
-
-  sed -i 's/libMagickWand-6./libMagickWand-7./g' \
-      $ADDON_BUILD/$PKG_ADDON_ID/Emby.Mono/ImageMagickSharp.dll.config
-
-  sed -i 's/libsqlite3.so/libsqlite3.so.0/g' \
-      $ADDON_BUILD/$PKG_ADDON_ID/Emby.Mono/SQLitePCLRaw.provider.sqlite3.dll.config
+  mkdir -p $ADDON_BUILD/$PKG_ADDON_ID/emby
+  cp -r $PKG_BUILD/* \
+        -d $ADDON_BUILD/$PKG_ADDON_ID/emby
 
   mkdir -p $ADDON_BUILD/$PKG_ADDON_ID/lib
-  cp -L $(get_build_dir imagemagick)/.install_pkg/usr/lib/libMagickCore-7.Q8.so.? \
-        $(get_build_dir imagemagick)/.install_pkg/usr/lib/libMagickWand-7.Q8.so   \
+  cp -L $(get_build_dir imagemagick)/.install_pkg/usr/lib/libMagickCore-7.Q16HDRI.so.? \
         $ADDON_BUILD/$PKG_ADDON_ID/lib/
+  cp -L $(get_build_dir imagemagick)/.install_pkg/usr/lib/libMagickWand-7.Q16HDRI.so \
+        $ADDON_BUILD/$PKG_ADDON_ID/lib/CORE_RL_Wand_.so
 }
diff --git a/packages/addons/service/emby/source/bin/emby-update b/packages/addons/service/emby/source/bin/emby-update
deleted file mode 100644
index 1305822e76..0000000000
--- a/packages/addons/service/emby/source/bin/emby-update
+++ /dev/null
@@ -1,53 +0,0 @@
-#!/bin/sh
-
-# SPDX-License-Identifier: GPL-2.0-or-later
-# Copyright (C) 2018-present Team LibreELEC (https://libreelec.tv)
-
-. /etc/profile
-oe_setup_addon service.emby
-
-# set version to use
-if [ -z "$1" ]; then
-# if no input
-  echo -e "\nUsage:"
-  echo -e "${0##*/} 3.4.1.0"
-  echo -e "${0##*/} latest"
-  echo -e "\n====== last releases ======"
-  curl --silent "https://api.github.com/repos/MediaBrowser/Emby/releases" | grep '"tag_name":' | sed -E 's/.*"([^"]+)".*/\1/' | head -n 20
-  echo -e "==========================="
-  exit 0
-
-# if input = latest
-elif [ "$1" = "latest" ]; then
-  EMBY_VERSION=$(curl --silent "https://api.github.com/repos/MediaBrowser/Emby/releases/latest" | grep '"tag_name":' | sed -E 's/.*"([^"]+)".*/\1/')
-  echo "latest is $EMBY_VERSION"
-  read -p "continue (y/n)? " EMBY_CONT
-  if [ $EMBY_CONT = "Y" ] || [ $EMBY_CONT = "y" ]; then
-    echo ""
-  else
-    exit 0
-  fi
-
-# if input = 1.2.3.4
-else
-  EMBY_VERSION="$1"
-fi
-
-echo "1. stopping Emby service" && sleep 1
-  systemctl stop service.emby
-
-echo "2. download Emby version $EMBY_VERSION" && sleep 1
-  rm -f /storage/.kodi/temp/Emby.Mono.zip
-  curl --progress-bar --fail -L -o /storage/.kodi/temp/Emby.Mono.zip https://github.com/MediaBrowser/Emby/releases/download/$EMBY_VERSION/Emby.Mono.zip || exit 1
-
-echo "3. removing old install" && sleep 1
-  rm -rf $ADDON_DIR/Emby/system/*
-
-echo "4. extracting Emby" && sleep 1
-  unzip -q /storage/.kodi/temp/Emby.Mono.zip -d $ADDON_DIR/Emby/system
-
-echo "5. restarting Emby service" && sleep 1
-  systemctl start service.emby
-
-echo "... done"
-exit 0
diff --git a/packages/addons/service/emby/source/bin/emby.start b/packages/addons/service/emby/source/bin/emby.start
index bfaa739cc0..7c674a5cb8 100644
--- a/packages/addons/service/emby/source/bin/emby.start
+++ b/packages/addons/service/emby/source/bin/emby.start
@@ -6,13 +6,7 @@
 . /etc/profile
 oe_setup_addon service.emby
 
-chmod +x $ADDON_DIR/bin/*
-mkdir -p $ADDON_HOME
-
-if [ "$emby_ffmpeg" != "false" ]
-then
-  emby_flags="-ffmpeg /storage/.kodi/addons/tools.ffmpeg-tools/bin/ffmpeg -ffprobe /storage/.kodi/addons/tools.ffmpeg-tools/bin/ffprobe"
-fi
-
-mono $ADDON_DIR/Emby.Mono/MediaBrowser.Server.Mono.exe -programdata $ADDON_HOME \
-  $emby_flags
+LD_PRELOAD="$ADDON_DIR/lib/libMagickCore-7.Q16HDRI.so.6 \
+            $ADDON_DIR/lib/CORE_RL_Wand_.so" \
+nice -n "$emby_nice" \
+le_dotnet $ADDON_DIR/emby/EmbyServer.dll -programdata $ADDON_HOME
diff --git a/packages/addons/service/emby/source/default.py b/packages/addons/service/emby/source/default.py
index 252cf5c277..0b9d649ccd 100644
--- a/packages/addons/service/emby/source/default.py
+++ b/packages/addons/service/emby/source/default.py
@@ -16,5 +16,5 @@ class Monitor(xbmc.Monitor):
       subprocess.call(['systemctl', 'restart', self.id])
 
 
-if __name__ == "__main__":
+if __name__ == '__main__':
    Monitor().waitForAbort()
diff --git a/packages/addons/service/emby/source/resources/language/English/strings.po b/packages/addons/service/emby/source/resources/language/English/strings.po
index 37e80a8c99..609e47bd59 100644
--- a/packages/addons/service/emby/source/resources/language/English/strings.po
+++ b/packages/addons/service/emby/source/resources/language/English/strings.po
@@ -10,5 +10,5 @@ msgid "Configuration"
 msgstr ""
 
 msgctxt "#30001"
-msgid "Use dedicated ffmpeg/ffprobe"
+msgid "Priority (nice, 0=max, 19=min)"
 msgstr ""
diff --git a/packages/addons/service/emby/source/resources/settings.xml b/packages/addons/service/emby/source/resources/settings.xml
index 0d08d8d297..2325485e41 100644
--- a/packages/addons/service/emby/source/resources/settings.xml
+++ b/packages/addons/service/emby/source/resources/settings.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8" standalone="yes"?>
 <settings>
    <category   label="30000">
-      <setting label="30001" id="emby_ffmpeg" type="bool" default="true" />
+      <setting label="30001" id="emby_nice" type="slider" default="10" range="0,1,19" option="int" />
     </category>
 </settings>
diff --git a/packages/addons/service/emby/source/settings-default.xml b/packages/addons/service/emby/source/settings-default.xml
new file mode 100644
index 0000000000..8d35529581
--- /dev/null
+++ b/packages/addons/service/emby/source/settings-default.xml
@@ -0,0 +1,3 @@
+<settings version="2">
+    <setting id="emby_nice" default="true">10</setting>
+</settings>