diff --git a/machines/compute01/hedgedoc.nix b/machines/compute01/hedgedoc.nix
index c1c87ec..2f10b47 100644
--- a/machines/compute01/hedgedoc.nix
+++ b/machines/compute01/hedgedoc.nix
@@ -17,6 +17,8 @@ in {
         host = "127.0.0.1";
         allowOrigin = [ host ];
 
+        protocolUseSSL = true;
+
         allowFreeURL = true;
 
         db = {