diff --git a/README.md b/README.md
index 0806c972..0074e0e3 100644
--- a/README.md
+++ b/README.md
@@ -17,13 +17,13 @@ Sunshine is a Gamestream host for Moonlight
 Ubuntu 20.04:
 Install the following
 ```
-sudo apt install cmake libssl-dev libavdevice-dev libboost-thread-dev libboost-filesystem-dev libboost-log-dev libpulse-dev libopus-dev libxtst-dev libx11-dev libxrandr-dev libxfixes-dev libevdev-dev libxcb1-dev libxcb-shm0-dev libxcb-xfixes0-dev
+sudo apt install cmake gcc-10 g++-10 libssl-dev libavdevice-dev libboost-thread-dev libboost-filesystem-dev libboost-log-dev libpulse-dev libopus-dev libxtst-dev libx11-dev libxrandr-dev libxfixes-dev libevdev-dev libxcb1-dev libxcb-shm0-dev libxcb-xfixes0-dev
 ```
 
 ### Compilation:
 - `git clone https://github.com/loki-47-6F-64/sunshine.git --recurse-submodules`
 - `cd sunshine && mkdir build && cd build`
-- `cmake ..`
+- `cmake -DCMAKE_C_COMPILER=gcc-10 -DCMAKE_CXX_COMPILER=g++-10 ..`
 - `make -j ${nproc}`
 
 
diff --git a/gen-deb.in b/gen-deb.in
index b98ca944..09ec1025 100755
--- a/gen-deb.in
+++ b/gen-deb.in
@@ -37,11 +37,22 @@ Package: sunshine
 Architecture: amd64
 Maintainer: @loki
 Priority: optional
-Version: 0.8.1
+Version: 0.9.1
 Depends: libssl1.1, libavdevice58, libboost-thread1.67.0 | libboost-thread1.71.0, libboost-filesystem1.67.0 | libboost-filesystem1.71.0, libboost-log1.67.0 | libboost-log1.71.0, libpulse0, libopus0, libxcb-shm0, libxcb-xfixes0, libxtst6, libevdev2
 Description: Gamestream host for Moonlight
 EOF
 
+cat << 'EOF' > $DEBIAN/preinst
+#Store backup for old config files to prevent it from being overwritten
+if [ -f /etc/sunshine/sunshine.conf ]; then
+        cp /etc/sunshine/sunshine.conf /etc/sunshine/sunshine.conf.old
+fi
+
+if [ -f /etc/sunshine/apps_linux.json ]; then
+        cp /etc/sunshine/apps_linux.json /etc/sunshine/apps_linux.json.old
+fi
+EOF
+
 cat << 'EOF' > $DEBIAN/postinst
 #!/bin/sh
 
@@ -57,6 +68,16 @@ else
         echo "Warning: /etc/group not found"
 fi
 
+if [ -f /etc/sunshine/sunshine.conf.old ]; then
+	echo "Restoring old sunshine.conf"
+	mv /etc/sunshine/sunshine.conf.old /etc/sunshine/sunshine.conf
+fi
+
+if [ -f /etc/sunshine/apps_linux.json.old ]; then
+	echo "Restoring old apps_linux.json"
+	mv /etc/sunshine/apps_linux.json.old /etc/sunshine/apps_linux.json
+fi
+
 # Update permissions on config files for Web Manager
 if [ -f /etc/sunshine/apps_linux.json ]; then
 	echo "chmod 666 /etc/sunshine/apps_linux.json"
@@ -81,6 +102,7 @@ cp -r @CMAKE_CURRENT_SOURCE_DIR@/assets/web $ASSETS/web
 cp -r @CMAKE_CURRENT_SOURCE_DIR@/assets/shaders/opengl $ASSETS/shaders/opengl
 
 chmod 755 $DEBIAN/postinst
+chmod 755 $DEBIAN/preinst
 chmod 755 $BIN/sunshine
 chmod 644 $RULES/85-sunshine-rules.rules
 chmod 666 $ASSETS/apps_linux.json
diff --git a/third-party/ViGEmClient b/third-party/ViGEmClient
index 52682b59..f719a1d9 160000
--- a/third-party/ViGEmClient
+++ b/third-party/ViGEmClient
@@ -1 +1 @@
-Subproject commit 52682b59c458388a74afbc3d7ef23de21983a86f
+Subproject commit f719a1d9eb51969a685a9213d9db6dbb801404c1