diff --git a/nixos/common.nix b/nixos/common.nix
index e94448c1..67e3ef9c 100644
--- a/nixos/common.nix
+++ b/nixos/common.nix
@@ -76,7 +76,7 @@ in
             clickMethod = "clickfinger";
           };
 
-          displayManager.lightdm = {
+          displayManager.slim = {
             enable = true;
           };
         };
@@ -104,6 +104,10 @@ in
       };
       powerManagement.cpuFreqGovernor = (lib.mkForce null);
 
+      services.physlock = {
+        enable = true;
+        allowAnyUser = true;
+      };
 
       nix.gc.automatic = true;
       nix.autoOptimiseStore = true;
diff --git a/nixos/polybar.nix b/nixos/polybar.nix
index 72a4ee0a..140fe21e 100644
--- a/nixos/polybar.nix
+++ b/nixos/polybar.nix
@@ -25,7 +25,7 @@
         module-margin-right = 1;
         modules-left = "i3";
         modules-center = "date";
-        modules-right = "memory cpu battery-label battery1 battery0";
+        modules-right = "memory swap cpu battery1 battery0";
       };
 
       "module/date" = {
@@ -42,19 +42,20 @@
 
       "module/cpu" = {
         type = "internal/cpu";
-        interval = 3;
+        interval = 5;
         format = "CPU: <label>";
       };
 
       "module/memory" = {
         type = "internal/memory";
-        interval = 3;
+        interval = 5;
         label = "MEM: %percentage_used%%";
       };
 
-      "module/battery-label" = {
-        type = "custom/text";
-        content = "BAT:";
+      "module/swap" = {
+        type = "internal/memory";
+        interval = 15;
+        label = "SWAP: %percentage_swap_used%%";
       };
 
       "module/battery0" = {
@@ -62,7 +63,7 @@
         battery = "BAT0";
         adapter = "AC";
         poll-interval = "5";
-        format-discharging = "<label-discharging>";
+        format-discharging = "BAT0: <label-discharging>";
         label-discharging = "%percentage%%|%time%";
       };
 
@@ -71,7 +72,7 @@
         battery = "BAT1";
         adapter = "AC";
         poll-interval = "5";
-        format-discharging = "<label-discharging>";
+        format-discharging = "BAT1: <label-discharging>";
         label-discharging = "%percentage%%|%time%";
       };