diff --git a/protonfixes_test.py b/protonfixes_test.py
index e357ea4..94fca1b 100644
--- a/protonfixes_test.py
+++ b/protonfixes_test.py
@@ -289,20 +289,21 @@ def testGetGameName(self):
         os.environ['UMU_ID'] = self.game_id
         os.environ['WINEPREFIX'] = self.pfx.as_posix()
         self.pfx.joinpath('game_title').touch()
-        result = fix.get_game_name()
+        func = fix.get_game_name.__wrapped__  # Do not reference the cache
+        result = func()
         self.assertFalse(result, 'Expected an empty string')
 
     def testGetGameNameDB(self):
         """Set UMU_ID and access umu database"""
         os.environ['UMU_ID'] = 'umu-35140'
         os.environ['STORE'] = 'gog'
-        os.environ['WINEPREFIX'] = str(self.pfx)  # Convert PosixPath to string
+        os.environ['WINEPREFIX'] = self.pfx.as_posix()
 
         # Mock CSV content
         csv_content = """Batman: Arkham Asylum Game of the Year Edition,gog,1482504285,umu-35140,,"""
 
         with patch('builtins.open', mock_open(read_data=csv_content)):
-            func = fix.get_game_name
+            func = fix.get_game_name.__wrapped__  # Do not reference the cache
             result = func()
             self.assertEqual(result, 'Batman: Arkham Asylum Game of the Year Edition')
 
@@ -310,10 +311,10 @@ def testGetGameNameDBFileNotFound(self):
         """Set UMU_ID and simulate FileNotFoundError for the CSV file"""
         os.environ['UMU_ID'] = 'umu-35140'
         os.environ['STORE'] = 'gog'
-        os.environ['WINEPREFIX'] = str(self.pfx)
+        os.environ['WINEPREFIX'] = self.pfx.as_posix()
 
         with patch('builtins.open', side_effect=FileNotFoundError):
-            func = fix.get_game_name
+            func = fix.get_game_name.__wrapped__  # Do not reference the cache
             result = func()
             self.assertEqual(result, 'UNKNOWN')
 
@@ -321,10 +322,10 @@ def testGetGameNameDbOS(self):
         """Set UMU_ID and simulate OSError when accessing the CSV file"""
         os.environ['UMU_ID'] = 'umu-35140'
         os.environ['STORE'] = 'gog'
-        os.environ['WINEPREFIX'] = str(self.pfx)
+        os.environ['WINEPREFIX'] = self.pfx.as_posix()
 
         with patch('builtins.open', side_effect=OSError):
-            func = fix.get_game_name
+            func = fix.get_game_name.__wrapped__  # Do not reference the cache
             result = func()
             self.assertEqual(result, 'UNKNOWN')
 
@@ -332,13 +333,13 @@ def testGetGameNameDbIndex(self):
         """Set UMU_ID and simulate IndexError with malformed CSV data"""
         os.environ['UMU_ID'] = 'umu-35140'
         os.environ['STORE'] = 'gog'
-        os.environ['WINEPREFIX'] = str(self.pfx)
+        os.environ['WINEPREFIX'] = self.pfx.as_posix()
 
         # Mock CSV content with missing columns
         csv_content = """Batman: Arkham Asylum Game of the Year Edition,gog"""
 
         with patch('builtins.open', mock_open(read_data=csv_content)):
-            func = fix.get_game_name
+            func = fix.get_game_name.__wrapped__  # Do not reference the cache
             result = func()
             self.assertEqual(result, 'UNKNOWN')
 
@@ -346,21 +347,21 @@ def testGetGameNameDbUnicode(self):
         """Set UMU_ID and simulate UnicodeDecodeError when reading the CSV file"""
         os.environ['UMU_ID'] = 'umu-35140'
         os.environ['STORE'] = 'gog'
-        os.environ['WINEPREFIX'] = str(self.pfx)
+        os.environ['WINEPREFIX'] = self.pfx.as_posix()
 
         with patch('builtins.open', side_effect=UnicodeDecodeError('utf-8', b'', 0, 1, '')):
-            func = fix.get_game_name
+            func = fix.get_game_name.__wrapped__  # Do not reference the cache
             result = func()
             self.assertEqual(result, 'UNKNOWN')
 
     def testGetGameNameNoManifest(self):
         """Do not set UMU_ID and try to get the title from the steam app library"""
         os.environ['SteamAppId'] = '1628350'
-        os.environ['WINEPREFIX'] = str(self.pfx)
+        os.environ['WINEPREFIX'] = self.pfx.as_posix()
         os.environ['PWD'] = os.environ['WINEPREFIX']
-        steamapps = os.path.join(self.pfx, 'steamapps')
+        steamapps = self.pfx.joinpath('steamapps')
         os.makedirs(steamapps, exist_ok=True)
-        func = fix.get_game_name
+        func = fix.get_game_name.__wrapped__  # Do not reference the cache
         result = func()
         self.assertEqual(result, 'UNKNOWN')