diff --git a/autogen/check_languages.py b/autogen/check_languages.py
index 22f1ef6cf..141b1d279 100644
--- a/autogen/check_languages.py
+++ b/autogen/check_languages.py
@@ -5,7 +5,7 @@ LANG_DIR = "./lang/"
 def pass_string(optionstr): return optionstr
 
 def open_lang(name):
-    parser = configparser.ConfigParser(interpolation=None)
+    parser = configparser.ConfigParser()
     parser.optionxform = pass_string
     parser.read(LANG_DIR + name, "utf-8")
     return parser
diff --git a/tools/check_matching_langs.py b/tools/check_matching_langs.py
index d0f855452..196515f31 100644
--- a/tools/check_matching_langs.py
+++ b/tools/check_matching_langs.py
@@ -1,22 +1,25 @@
 import configparser
 import os
+def pass_string(optionstr): return optionstr
 
 english = configparser.ConfigParser()
-english.read("lang/English.ini", encoding="utf-8")
+english.optionxform = pass_string
+english.read("lang/English.ini", "utf-8")
 
 # get the sections and keys from the English INI file
-english_sections = [section.upper() for section in english.sections()]
+english_sections = english.sections()
 english_keys = {
-    section.upper(): [key.upper() for key in english.options(section)]
+    section: english.options(section)
     for section in english_sections
 }
 
 # function to compare an INI file against the English INI file
 def compare_ini_file(file_path):
     config = configparser.ConfigParser()
-    config.read(file_path, encoding="utf-8")
+    config.optionxform = pass_string
+    config.read(file_path, "utf-8")
 
-    config_sections = [section.upper() for section in config.sections()]
+    config_sections = config.sections()
 
     missing_sections = set(english_sections) - set(config_sections)
     extra_sections = set(config_sections) - set(english_sections)
@@ -24,7 +27,7 @@ def compare_ini_file(file_path):
     missing_keys = {}
     for section in english_sections:
         if section in config_sections:
-            section_keys = [key.upper() for key in config.options(section)]
+            section_keys = config.options(section)
             missing_keys[section] = set(english_keys[section]) - set(section_keys)
 
     return missing_sections, extra_sections, missing_keys
@@ -38,7 +41,7 @@ for filename in os.listdir("lang"):
 
             print(f"\nComparing {filename}:")
             if not missing_sections and not extra_sections and not any(missing_keys.values()):
-                print(f"{filename} is matching to English.ini.")
+                print(f"{filename}: matching!")
             else:
                 if missing_sections:
                     print(f"Missing sections: {', '.join(missing_sections)}")
@@ -46,4 +49,4 @@ for filename in os.listdir("lang"):
                     print(f"Extra sections: {', '.join(extra_sections)}")
                 for section, keys in missing_keys.items():
                     if keys:
-                        print(f"Missing keys in section '{section}': {', '.join(keys)}")
\ No newline at end of file
+                        print(f"[{section}]: Missing{', '.join(keys)}")
\ No newline at end of file