diff --git a/modules/forgejo.nix b/modules/forgejo.nix
index 4977961..ca9fce1 100644
--- a/modules/forgejo.nix
+++ b/modules/forgejo.nix
@@ -10,6 +10,7 @@ in
 
   config = lib.mkIf cfg.enable {
     permafrost.nginx.enable = lib.mkDefault true;
+    permafrost.nginx.certDomains = [ "git.zynh.me" ];
     services.nginx.virtualHosts."git.zynh.me" = {
       addSSL = true;
       serverName = "git.zynh.me";
diff --git a/modules/foundry.nix b/modules/foundry.nix
index 3182883..dd4a3e5 100644
--- a/modules/foundry.nix
+++ b/modules/foundry.nix
@@ -10,6 +10,7 @@ in
 
   config = lib.mkIf cfg.enable {
     permafrost.nginx.enable = lib.mkDefault true;
+    permafrost.nginx.certDomains = [ "scarlet.zynh.me" ];
     services.nginx.virtualHosts."scarlet.zynh.me" = {
       addSSL = true;
       serverName = "scarlet.zynh.me";
diff --git a/modules/nyazoom.nix b/modules/nyazoom.nix
index 1ca15d2..f7201d7 100644
--- a/modules/nyazoom.nix
+++ b/modules/nyazoom.nix
@@ -22,6 +22,7 @@ in
     };
 
     permafrost.nginx.enable = lib.mkDefault true;
+    permafrost.nginx.certDomains = [ "nyazoom.zynh.me" ];
     services.nginx.virtualHosts."nyazoom.zynh.me" = {
       addSSL = true;
       serverName = "nyazoom.zynh.me";