diff --git a/invokeai/backend/install/model_install_backend.py b/invokeai/backend/install/model_install_backend.py
index e6e400ca70..76ae991979 100644
--- a/invokeai/backend/install/model_install_backend.py
+++ b/invokeai/backend/install/model_install_backend.py
@@ -7,7 +7,7 @@ import warnings
 from dataclasses import dataclass, field
 from pathlib import Path
 from tempfile import TemporaryDirectory
-from typing import List, Dict, Callable, Union, Set
+from typing import List, Dict, Callable, Union, Set, Optional
 
 import requests
 from diffusers import DiffusionPipeline
@@ -400,7 +400,7 @@ class ModelInstall(object):
             attributes.update(dict(config=str(legacy_conf)))
         return attributes
 
-    def relative_to_root(self, path: Path, root: None) -> Path:
+    def relative_to_root(self, path: Path, root: Optional[Path] = None) -> Path:
         root = root or self.config.root_path
         if path.is_relative_to(root):
             return path.relative_to(root)
diff --git a/invokeai/frontend/install/model_install.py b/invokeai/frontend/install/model_install.py
index f552ac9077..4d47e9a333 100644
--- a/invokeai/frontend/install/model_install.py
+++ b/invokeai/frontend/install/model_install.py
@@ -650,7 +650,7 @@ def process_and_execute(
 ):
     # need to reinitialize config in subprocess
     config = InvokeAIAppConfig.get_config()
-    config.parse_args()
+    config.parse_args(['--root',opt.root])
 
     # set up so that stderr is sent to conn_out
     if conn_out:
diff --git a/invokeai/version/invokeai_version.py b/invokeai/version/invokeai_version.py
index 33f0563bca..f383961423 100644
--- a/invokeai/version/invokeai_version.py
+++ b/invokeai/version/invokeai_version.py
@@ -1 +1 @@
-__version__ = "3.0.1post1"
+__version__ = "3.0.1post2"