diff --git a/comfy/cli_args.py b/comfy/cli_args.py
index fda245433..3ae03706f 100644
--- a/comfy/cli_args.py
+++ b/comfy/cli_args.py
@@ -33,9 +33,13 @@ class EnumAction(argparse.Action):
 
 parser = argparse.ArgumentParser()
 
-parser.add_argument("--listen", type=str, default="127.0.0.1", metavar="IP", nargs="?", const="0.0.0.0", help="Specify the IP address to listen on (default: 127.0.0.1). If --listen is provided without an argument, it defaults to 0.0.0.0. (listens on all)")
-parser.add_argument("--port", type=int, default=8188, help="Set the listen port.")
-parser.add_argument("--enable-cors-header", type=str, default=None, metavar="ORIGIN", nargs="?", const="*", help="Enable CORS (Cross-Origin Resource Sharing) with optional origin or allow all with default '*'.")
+webserver_group = parser.add_argument_group("Webserver Options", "Options for the configuration of the webserver")
+webserver_group.add_argument("--listen", type=str, default="127.0.0.1", metavar="IP", nargs="?", const="0.0.0.0", help="Specify the IP address to listen on (default: 127.0.0.1). If --listen is provided without an argument, it defaults to 0.0.0.0. (listens on all)")
+webserver_group.add_argument("--port", type=int, default=8188, help="Set the listen port.")
+webserver_group.add_argument("--tls-keyfile", type=str, default=None, help="Enables TLS, requires --tls-certfile to function")
+webserver_group.add_argument("--tls-certfile", type=str, default=None, help="Enables TLS, requires --tls-keyfile to function")
+webserver_group.add_argument("--enable-cors-header", type=str, default=None, metavar="ORIGIN", nargs="?", const="*", help="Enable CORS (Cross-Origin Resource Sharing) with optional origin or allow all with default '*'.")
+
 parser.add_argument("--extra-model-paths-config", type=str, default=None, metavar="PATH", nargs='+', action='append', help="Load one or more extra_model_paths.yaml files.")
 parser.add_argument("--output-directory", type=str, default=None, help="Set the ComfyUI output directory.")
 parser.add_argument("--temp-directory", type=str, default=None, help="Set the ComfyUI temp directory (default is in the ComfyUI directory).")
diff --git a/main.py b/main.py
index 9f0f80458..c40ac9e0e 100644
--- a/main.py
+++ b/main.py
@@ -177,11 +177,11 @@ if __name__ == "__main__":
 
     call_on_start = None
     if args.auto_launch:
-        def startup_server(address, port):
+        def startup_server(scheme, address, port):
             import webbrowser
             if os.name == 'nt' and address == '0.0.0.0':
                 address = '127.0.0.1'
-            webbrowser.open(f"http://{address}:{port}")
+            webbrowser.open(f"{scheme}://{address}:{port}")
         call_on_start = startup_server
 
     try:
diff --git a/server.py b/server.py
index d04060499..07e10e363 100644
--- a/server.py
+++ b/server.py
@@ -11,6 +11,7 @@ import urllib
 import json
 import glob
 import struct
+import ssl
 from PIL import Image, ImageOps
 from PIL.PngImagePlugin import PngInfo
 from io import BytesIO
@@ -605,16 +606,25 @@ class PromptServer():
     async def start(self, address, port, verbose=True, call_on_start=None):
         runner = web.AppRunner(self.app, access_log=None)
         await runner.setup()
-        site = web.TCPSite(runner, address, port)
+
+        ctx = None
+        scheme = "http"
+        if args.tls_keyfile and args.tls_certfile:
+                ctx = ssl.SSLContext(protocol=ssl.PROTOCOL_TLS_SERVER)
+                ctx.load_cert_chain(certfile=args.tls_certfile,
+                                keyfile=args.tls_keyfile)
+                scheme = "https"
+
+        site = web.TCPSite(runner, address, port, ssl_context=ctx)
         await site.start()
 
         if address == '':
             address = '0.0.0.0'
         if verbose:
             print("Starting server\n")
-            print("To see the GUI go to: http://{}:{}".format(address, port))
+            print("To see the GUI go to: {}://{}:{}".format(scheme, address, port))
         if call_on_start is not None:
-            call_on_start(address, port)
+            call_on_start(scheme, address, port)
 
     def add_on_prompt_handler(self, handler):
         self.on_prompt_handlers.append(handler)