diff --git a/home/.zshrc.local b/home/.zshrc.local
index 9162b76..4117376 100644
--- a/home/.zshrc.local
+++ b/home/.zshrc.local
@@ -129,6 +129,19 @@ function ssim() {
     ffmpeg -loglevel fatal -i "$1" -i "$2" -lavfi 'ssim=/dev/stdout' -f null -
 }
 
+function mullvad() (
+    if (( $# < 1 )); then
+        echo "USAGE: $0 LOCATION|off" >&2
+    fi
+    current_interfaces="$(ip -o a|grep -o '[0-9]*:\ mullvad-[a-z][a-z][0-9]*'|uniq|cut -d: -f2|tr -d ' ')"
+    for current_interface in $current_interfaces; do
+        sudo wg-quick down "$current_interface"
+    done
+    if [ "$1" != "off" ]; then
+        sudo wg-quick up mullvad-$1
+    fi
+)
+
 # Audacious does not support symlinks; hack around that
 function audacious-hack() (
     IFS=$'\n'