diff --git a/zero_to_one_hundred/models/map.py b/zero_to_one_hundred/models/map.py
index f996d15..435c08d 100644
--- a/zero_to_one_hundred/models/map.py
+++ b/zero_to_one_hundred/models/map.py
@@ -27,11 +27,14 @@ def __repr__(self):
 
     def get_sections(self):
 
+        res :List[Section] = self.sections    
         if self.config_map.get_repo_sorted == "abc":
-            return sorted(self.sections, key=str)
+            print('*** abc')
+            res= sorted(self.sections, key=lambda s: s.dir_name)
         if self.config_map.get_repo_sorted == "00:00:00":
-            return sorted(self.sections, key=lambda s: s.get_readme_md_time())
-        return self.sections
+            print('*** 00:00:00')
+            res =  sorted(self.sections, key=lambda s: s.get_readme_md_time())
+        return res
 
     def asMarkDown(self) -> str:
         lf_char = "\n"
diff --git a/zero_to_one_hundred/models/section.py b/zero_to_one_hundred/models/section.py
index 266c49e..37683e6 100644
--- a/zero_to_one_hundred/models/section.py
+++ b/zero_to_one_hundred/models/section.py
@@ -87,7 +87,7 @@ def write_done_section(self):
 
     def get_readme_md_time(self):
         return self.persist_fs.get_biz_ts(
-            self.config_map.get_repo_path + "/" + self.dir_name
+            self.dir_readme_md
         )
 
     @classmethod
diff --git a/zero_to_one_hundred/repository/a_persist_fs.py b/zero_to_one_hundred/repository/a_persist_fs.py
index 6bd34bb..e733008 100644
--- a/zero_to_one_hundred/repository/a_persist_fs.py
+++ b/zero_to_one_hundred/repository/a_persist_fs.py
@@ -57,7 +57,7 @@ def make_dirs(cls, path):
 
     @classmethod
     def read_file(cls, filename) -> List[str] | None:
-        print(f"read_file {filename}")
+        # print(f"read_file {filename}")
         lines = None
         try:
             with open(filename, mode="r", encoding="UTF-8") as f:
diff --git a/zero_to_one_hundred/repository/ztoh_persist_fs.py b/zero_to_one_hundred/repository/ztoh_persist_fs.py
index 03a3fdc..64a4091 100644
--- a/zero_to_one_hundred/repository/ztoh_persist_fs.py
+++ b/zero_to_one_hundred/repository/ztoh_persist_fs.py
@@ -15,7 +15,7 @@ def done_section(cls, path):
         path = cls.abs_path(path)
         print(f"done_section {path}")
         path = path + os.sep + ".done"
-        print(f"path {path}")
+        # print(f"path {path}")
         os.makedirs(path, 0o777, True)
         with open("{}/.gitkeep".format(path), "a", encoding="utf-8"):
             os.utime("{}/.gitkeep".format(path), None)
@@ -23,11 +23,11 @@ def done_section(cls, path):
 
     @classmethod
     def done_section_status(cls, abs_repo_path, path):
-        print(f"done_section_status {path}")
+        # print(f"done_section_status {path}")
         path = abs_repo_path + os.sep + path + os.sep + ".done"
-        print(f"path {path}")
+        # print(f"path {path}")
         exists = os.path.exists(path)
-        print(f"exists {exists}")
+        # print(f"exists {exists}")
         if exists:
             return True
         return False
@@ -35,10 +35,12 @@ def done_section_status(cls, abs_repo_path, path):
     @classmethod
     def get_biz_ts(cls, path):
 
-        print(f"path {path}")
+        # print(f"path {path}")
         exists = os.path.exists(path)
-        print(f"exists {exists}")
+        # print(f"exists {exists}")
 
         if exists:
-            return os.path.getatime(path)
+            res = os.path.getmtime(path)
+            # print(f"time {path} {res}")
+            return res
         return time.time()