diff --git a/dotfiles/sudoers.d/insults b/dotfiles/sudoers.d/insults
new file mode 100644
index 0000000..cffe5c1
--- /dev/null
+++ b/dotfiles/sudoers.d/insults
@@ -0,0 +1,3 @@
+## Replace the usual "Sorry, try again." with insults upon incorrect password.
+Defaults insults
+
diff --git a/dotfiles/sudoers.d/protonvpn b/dotfiles/sudoers.d/protonvpn
new file mode 100644
index 0000000..76e2201
--- /dev/null
+++ b/dotfiles/sudoers.d/protonvpn
@@ -0,0 +1,5 @@
+## Use "sudo protonvpn" without needing a password.
+## This is necessary to boot this setup, because "sudo protonvpn" is invoqued
+## in ~/.xinitrc before starting the WM.
+$USER ALL=(root) NOPASSWD:/usr/bin/protonvpn
+