diff --git a/lemmy-docker.nix b/lemmy-docker.nix
index ebf66e8..f6743f5 100644
--- a/lemmy-docker.nix
+++ b/lemmy-docker.nix
@@ -317,7 +317,7 @@ in {
         source-file = makeEnvFile {
           LEMMY_UI_LEMMY_INTERNAL_HOST = "lemmy:8536";
           LEMMY_UI_LEMMY_EXTERNAL_HOST = cfg.hostname;
-          LEMMY_UI_HTTPS = 0;
+          LEMMY_UI_HTTPS = 1;
         };
         target-file = "/run/lemmy/lemmy-ui.env";
       };