diff --git a/hosts/common.nix b/hosts/common.nix
index b94adb7..4042f4f 100644
--- a/hosts/common.nix
+++ b/hosts/common.nix
@@ -32,7 +32,6 @@ in {
         microfetch
         mprocs
         nmap
-        polkit
         ripgrep
         smartmontools
         television
diff --git a/hosts/hermit/configuration.nix b/hosts/hermit/configuration.nix
index fa00c43..bb970bf 100644
--- a/hosts/hermit/configuration.nix
+++ b/hosts/hermit/configuration.nix
@@ -8,7 +8,6 @@
   # Select internationalisation properties.
   i18n.defaultLocale = "en_US.UTF-8";
   console.keyMap = "uk";
-  security.polkit.enable = true;
   boot.kernelPackages = pkgs.linuxPackages_xanmod_latest;
   services = {
     fstrim.enable = lib.mkDefault true;
diff --git a/hosts/hermit/programs.nix b/hosts/hermit/programs.nix
index 0067dc7..b8f4afc 100644
--- a/hosts/hermit/programs.nix
+++ b/hosts/hermit/programs.nix
@@ -74,7 +74,6 @@ in {
       pdfpc
       pfetch
       playerctl
-      polkit
       presenterm
       pulsemixer
       ripgrep
diff --git a/hosts/temperance/configuration.nix b/hosts/temperance/configuration.nix
index 2e74e8a..0780997 100644
--- a/hosts/temperance/configuration.nix
+++ b/hosts/temperance/configuration.nix
@@ -9,7 +9,6 @@
   # Select internationalisation properties.
   i18n.defaultLocale = "en_US.UTF-8";
   console.keyMap = "us";
-  security.polkit.enable = true;
 
   # boot.kernelPackages = pkgs.linuxPackagesFor xanmod_blox;
   boot.kernelPackages = pkgs.linuxPackages_latest;
diff --git a/hosts/temperance/programs.nix b/hosts/temperance/programs.nix
index ab7e901..ec30448 100644
--- a/hosts/temperance/programs.nix
+++ b/hosts/temperance/programs.nix
@@ -48,7 +48,6 @@
       pavucontrol
       pdfarranger
       picard
-      polkit
       pulsemixer
       python3
       pwvucontrol
diff --git a/hosts/tower/configuration.nix b/hosts/tower/configuration.nix
index 411ac2f..83209ba 100644
--- a/hosts/tower/configuration.nix
+++ b/hosts/tower/configuration.nix
@@ -8,7 +8,6 @@
   # Select internationalisation properties.
   i18n.defaultLocale = "en_US.UTF-8";
   console.keyMap = "uk";
-  security.polkit.enable = true;
 
   boot.kernelPackages = pkgs.linuxPackages_latest;
   programs.nix-ld.enable = true;
diff --git a/hosts/world/configuration.nix b/hosts/world/configuration.nix
index a90fc5d..2d02091 100644
--- a/hosts/world/configuration.nix
+++ b/hosts/world/configuration.nix
@@ -8,7 +8,6 @@
   # Select internationalisation properties.
   i18n.defaultLocale = "en_US.UTF-8";
   console.keyMap = "uk";
-  security.polkit.enable = true;
   programs.nix-ld.enable = false;
   boot.kernelPackages = pkgs.linuxPackages_xanmod_latest;
   services = {
diff --git a/hosts/world/programs.nix b/hosts/world/programs.nix
index 1400402..4f29a7b 100644
--- a/hosts/world/programs.nix
+++ b/hosts/world/programs.nix
@@ -32,7 +32,6 @@
       microfetch
       nmap
       pfetch
-      polkit
       ripgrep
       smartmontools
       util-linux
diff --git a/modules/system/os/security/security.mod.nix b/modules/system/os/security/security.mod.nix
index b609069..e24de6e 100644
--- a/modules/system/os/security/security.mod.nix
+++ b/modules/system/os/security/security.mod.nix
@@ -1,10 +1,7 @@
 {pkgs, ...}: {
   security = {
-    polkit = {
-      enable = true;
-      package = pkgs.polkit;
-    };
-
+    # Enable Soteria, a GTK-based Polkit authentication agent.
+    soteria.enable = true;
     apparmor = {
       enable = true;
       killUnconfinedConfinables = true;