diff --git a/scripts/ch_lib/model.py b/scripts/ch_lib/model.py
index 15cd3c47..22b86722 100644
--- a/scripts/ch_lib/model.py
+++ b/scripts/ch_lib/model.py
@@ -8,6 +8,18 @@
 
 # this is the default root path
 root_path = os.getcwd()
+util.printD(f"Root Path is: {root_path}")
+
+# if path is start with "~/" means root path is under linux's user home
+# so need to use os.path.expanduser("~") to get the real path
+if root_path.startswith("~/"):
+    user_home = os.path.expanduser("~")
+    util.printD(f"Root Path is under User Home: {user_home}")
+    root_path = os.path.join(user_home, root_path[2:])
+    util.printD(f"Expanded Root Path is: {root_path}")
+
+
+
 
 # if command line arguement is used to change model folder, 
 # then model folder is in absolute path, not based on this root path anymore.
diff --git a/scripts/ch_lib/util.py b/scripts/ch_lib/util.py
index 0a34f9c4..71b32960 100644
--- a/scripts/ch_lib/util.py
+++ b/scripts/ch_lib/util.py
@@ -6,7 +6,7 @@
 import shutil
 
 
-version = "1.10.2"
+version = "1.10.3"
 
 def_headers = {'User-Agent': 'Mozilla/5.0 (iPad; CPU OS 12_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/15E148',
                "Authorization": ""}