diff --git a/Dockerfile b/Dockerfile
index c819311..f236ad5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -145,6 +145,8 @@ RUN touch Launch.sh \
     && chmod +x ./Launch.sh \
     && tee -a Launch.sh <<< '#!/bin/sh' \
     && tee -a Launch.sh <<< 'set -eu' \
+    && tee -a Launch.sh <<< 'sudo chown    $(id -u):$(id -g) /dev/kvm 2>/dev/null || true' \
+    && tee -a Launch.sh <<< 'sudo chown -R $(id -u):$(id -g) /dev/snd 2>/dev/null || true' \
     && tee -a Launch.sh <<< 'exec qemu-system-x86_64 -m ${RAM:-8}000 \' \
     && tee -a Launch.sh <<< '-cpu Penryn,vendor=GenuineIntel,+invtsc,vmware-cpuid-freq=on,+pcid,+ssse3,+sse4.2,+popcnt,+avx,+aes,+xsave,+xsaveopt,check \' \
     && tee -a Launch.sh <<< '-machine q35,accel=kvm:tcg \' \
diff --git a/README.md b/README.md
index 9999675..76be75d 100644
--- a/README.md
+++ b/README.md
@@ -32,7 +32,7 @@ Pull requests, suggestions very welcome!
 
 docker pull sickcodes/docker-osx
 
-docker run --privileged -v /tmp/.X11-unix:/tmp/.X11-unix sickcodes/docker-osx
+docker run --device /dev/kvm --device /dev/snd -v /tmp/.X11-unix:/tmp/.X11-unix sickcodes/docker-osx
 
 # press ctrl G if your mouse gets stuck
 
@@ -40,7 +40,7 @@ docker run --privileged -v /tmp/.X11-unix:/tmp/.X11-unix sickcodes/docker-osx
 
 # need more RAM and SSH on 0.0.0.0:50922?
 
-docker run -e RAM=4 -p 50922:10022 --privileged -v /tmp/.X11-unix:/tmp/.X11-unix sickcodes/docker-osx:latest
+docker run --device /dev/kvm --device /dev/snd -e RAM=4 -p 50922:10022 sickcodes/docker-osx:latest
 
 ssh fullname@localhost -p 50922
 
@@ -109,7 +109,7 @@ docker ps --all #make note of your container id
 docker commit containerID newImageName
 
 # To run this image do the following
-docker run --privileged -v /tmp/.X11-unix:/tmp/.X11-unix newImageName
+docker run --device /dev/kvm --device /dev/snd -v /tmp/.X11-unix:/tmp/.X11-unix newImageName
 ```
 
 # Troubleshooting
@@ -130,7 +130,7 @@ sudo yum install xorg-x11-server-utils
 # then run
 xhost +
 
-docker run --privileged -v /tmp/.X11-unix:/tmp/.X11-unix sickcodes/docker-osx ./OpenCore-Boot.sh
+docker run --device /dev/kvm --device /dev/snd -v /tmp/.X11-unix:/tmp/.X11-unix sickcodes/docker-osx ./OpenCore-Boot.sh
 ```
 
 Alternative run, thanks @roryrjb
@@ -159,12 +159,6 @@ sudo dockerd
 sudo nohup dockerd &
 ```
 
-Check /dev/kvm permissions
-
-```bash
-sudo chmod 666 /dev/kvm
-```
-
 If you don't have Docker already
 
 ```bash
@@ -261,7 +255,7 @@ docker run \
 -e CORES=4 \
 -e EXTRA='-usb -device usb-host,hostbus=1,hostaddr=8' \
 -e INTERNAL_SSH_PORT=23 \
---privileged -v /tmp/.X11-unix:/tmp/.X11-unix docker-osx:latest
+--device /dev/kvm --device /dev/snd -v /tmp/.X11-unix:/tmp/.X11-unix docker-osx:latest
 
 ```