diff --git a/hosts/modules/certs/wintermute-caddy.crt b/hosts/modules/certs/wintermute-caddy.crt
new file mode 100644
index 0000000..0c038ee
--- /dev/null
+++ b/hosts/modules/certs/wintermute-caddy.crt
@@ -0,0 +1,11 @@
+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----
diff --git a/hosts/modules/desktop.nix b/hosts/modules/desktop.nix
index f4e5913..e3252c8 100644
--- a/hosts/modules/desktop.nix
+++ b/hosts/modules/desktop.nix
@@ -12,6 +12,7 @@
   # Trust the Caddy Local Authority
   security.pki.certificateFiles = [
     ./certs/alt-caddy.crt
+    ./certs/wintermute-caddy.crt
   ];
 
   services.displayManager.gdm = {