diff --git a/src/bonsaiviewer-autodesk/README.md b/src/bonsaiviewer-autodesk/README.md
index f57475da56..bdd6ed51f1 100644
--- a/src/bonsaiviewer-autodesk/README.md
+++ b/src/bonsaiviewer-autodesk/README.md
@@ -28,7 +28,7 @@ bonsaiviewer-autodesk
 
 The connector launches without any configuration; on first run, invoke
 `open_settings` (or, equivalently, set the `APS_CLIENT_ID` env var) to
-configure the Autodesk client id.
+configure the Autodesk client id and OAuth callback port.
 
 Then send newline-delimited JSON-RPC 2.0 requests on `stdin`. Examples:
 
@@ -51,6 +51,9 @@ The connector reads the Autodesk client id from two places, in order:
    overrides).
 2. `<config dir>/settings.json` (persisted via the settings dialog).
 
+The OAuth callback host is always `localhost`. The callback port defaults to
+`8080` and can be changed in the settings dialog.
+
 The config directory is platform-specific:
 
 - Linux: `~/.config/bonsaiviewer-autodesk/`
@@ -85,7 +88,7 @@ What is implemented:
 - Hub / project / folder browsing (Qt UI)
 - `pull_ifcfed_interactive`, `pull_ifcfed`, `pull_models`, `pull_models_interactive`
 - `push_ifcfed_interactive`, `push_ifcfed`, `push_model_interactive`, `push_model`
-- `open_settings` — edit the client id, sign out
+- `open_settings` — edit the client id and callback port, sign out
 - Connector-managed cache with sole-child invariant
 - Adjacent `.ifcfed.manifest` written/read alongside `.ifcfed` files
 
diff --git a/src/bonsaiviewer-autodesk/bonsaiviewer_autodesk/connector.py b/src/bonsaiviewer-autodesk/bonsaiviewer_autodesk/connector.py
index 0f2b721fa9..4181ea8d1f 100644
--- a/src/bonsaiviewer-autodesk/bonsaiviewer_autodesk/connector.py
+++ b/src/bonsaiviewer-autodesk/bonsaiviewer_autodesk/connector.py
@@ -35,7 +35,6 @@ def _upload_callback(report: Report) -> ApsProgress:
 
 CONNECTOR_ID = "autodesk"
 KEYRING_SERVICE = "bonsaiviewer-autodesk"
-DEFAULT_CALLBACK_URL = "http://localhost:8080/"
 DEFAULT_SCOPE = "data:read data:write data:create"
 
 
@@ -53,9 +52,10 @@ class AutodeskConnector:
             self.aps = None
             return
         token_store = KeyringTokenStore(service_name=KEYRING_SERVICE, username=client_id)
+        callback_url = f"http://localhost:{settings.stored_callback_port()}/"
         self.auth = AuthSessionService(
             client_id=client_id,
-            callback_url=DEFAULT_CALLBACK_URL,
+            callback_url=callback_url,
             scope=DEFAULT_SCOPE,
             token_store=token_store,
         )
diff --git a/src/bonsaiviewer-autodesk/bonsaiviewer_autodesk/settings.py b/src/bonsaiviewer-autodesk/bonsaiviewer_autodesk/settings.py
index 3b4ebdf8d7..2e3b8b43f6 100644
--- a/src/bonsaiviewer-autodesk/bonsaiviewer_autodesk/settings.py
+++ b/src/bonsaiviewer-autodesk/bonsaiviewer_autodesk/settings.py
@@ -7,6 +7,9 @@ from pathlib import Path
 from typing import Any
 
 
+DEFAULT_CALLBACK_PORT = 8080
+
+
 def config_root() -> Path:
     system = platform.system()
     if system == "Windows":
@@ -59,3 +62,20 @@ def save_client_id(client_id: str) -> None:
     data = _read()
     data["client_id"] = client_id.strip()
     _write(data)
+
+
+def stored_callback_port() -> int:
+    value = _read().get("callback_port", DEFAULT_CALLBACK_PORT)
+    try:
+        port = int(value)
+    except (TypeError, ValueError):
+        return DEFAULT_CALLBACK_PORT
+    return port if 1 <= port <= 65535 else DEFAULT_CALLBACK_PORT
+
+
+def save_callback_port(port: int) -> None:
+    if not 1 <= port <= 65535:
+        raise ValueError("Callback port must be between 1 and 65535.")
+    data = _read()
+    data["callback_port"] = port
+    _write(data)
diff --git a/src/bonsaiviewer-autodesk/bonsaiviewer_autodesk/ui.py b/src/bonsaiviewer-autodesk/bonsaiviewer_autodesk/ui.py
index 9138648ce4..7fa1a02586 100644
--- a/src/bonsaiviewer-autodesk/bonsaiviewer_autodesk/ui.py
+++ b/src/bonsaiviewer-autodesk/bonsaiviewer_autodesk/ui.py
@@ -550,6 +550,7 @@ class SettingsDialog(_BaseDialog):
         env_override = settings.env_client_id()
         stored = settings.stored_client_id()
         effective = env_override or stored
+        callback_port = settings.stored_callback_port()
 
         body = ctk.CTkFrame(self, fg_color="transparent")
         body.pack(fill="both", expand=True, padx=24, pady=24)
@@ -583,6 +584,11 @@ class SettingsDialog(_BaseDialog):
                 text_color=("#b45309", "#f59e0b"),
             ).pack(fill="x", pady=(0, 8))
 
+        ctk.CTkLabel(body, text="OAuth callback port", anchor="w").pack(fill="x")
+        self.callback_port_entry = ctk.CTkEntry(body, placeholder_text=str(settings.DEFAULT_CALLBACK_PORT))
+        self.callback_port_entry.pack(fill="x", pady=(6, 8))
+        self.callback_port_entry.insert(0, str(callback_port))
+
         self.status_label = ctk.CTkLabel(
             body,
             text=f"Signed in as {effective}" if effective else "No client id configured.",
@@ -618,6 +624,12 @@ class SettingsDialog(_BaseDialog):
 
     def _save(self) -> None:
         new_id = self.client_id_entry.get().strip()
+        try:
+            callback_port = int(self.callback_port_entry.get().strip())
+            settings.save_callback_port(callback_port)
+        except ValueError:
+            show_error(title="Invalid Callback Port", message="Callback port must be a number between 1 and 65535.")
+            return
         settings.save_client_id(new_id)
         try:
             self.connector.reload_credentials()