diff --git a/modmesh/track/dataframe.py b/modmesh/track/dataframe.py
index e8844012c..a4e29eb85 100644
--- a/modmesh/track/dataframe.py
+++ b/modmesh/track/dataframe.py
@@ -67,7 +67,8 @@ def read_from_text_file(
         :return: None
         """
 
-        if isinstance(fname, str):
+        import pathlib
+        if isinstance(fname, str) or isinstance(fname, pathlib.PosixPath):
             if not os.path.exists(fname):
                 raise Exception("Text file '{}' does not exist".format(fname))
             fid = open(fname, 'rt')