diff --git a/modules/services/acme/module.nix b/modules/services/acme/module.nix
index 1aa1837..667f7f0 100644
--- a/modules/services/acme/module.nix
+++ b/modules/services/acme/module.nix
@@ -26,9 +26,10 @@ in {
       # it has much higher rate limits.
       # server = "https://acme-staging-v02.api.letsencrypt.org/directory";
     };
-    # certs = {
-    #   "copeberg.org" = mkAcmeCert "copeberg.org";
-    #   "info.copeberg.org" = mkAcmeCert "info.copeberg.org";
-    # };
+    certs = {
+      "copeberg.org" = mkAcmeCert "copeberg.org";
+      "info.copeberg.org" = mkAcmeCert "info.copeberg.org";
+      "mail.charlieroot.dev" = mkAcmeCert "mail.charlieroot.dev";
+    };
   };
 }
diff --git a/modules/system/hardware/power.nix b/modules/system/hardware/power.nix
index 7e55a66..93d14ff 100644
--- a/modules/system/hardware/power.nix
+++ b/modules/system/hardware/power.nix
@@ -89,14 +89,6 @@ in {
         logEvents = true;
       };
 
-      # INFO: Only works on Intel
-      undervolt = {
-        enable = true;
-
-        tempBat = 65;
-        package = pkgs.undervolt;
-      };
-
       auto-cpufreq = {
         enable = false;
         settings = {