diff --git a/bcml/__init__.py b/bcml/__init__.py
index 04a3060f..d87c5049 100644
--- a/bcml/__init__.py
+++ b/bcml/__init__.py
@@ -242,7 +242,7 @@ def SelectItem(self):
         mod = self.listWidget.selectedItems()[0].data(QtCore.Qt.UserRole)
 
         if mod not in self._mod_infos:
-            rules = ConfigParser()
+            rules = util.RulesParser()
             rules.read(str(mod.path / 'rules.txt'))
             font_met = QtGui.QFontMetrics(self.lblModInfo.font())
             path = str(mod.path)
@@ -486,7 +486,7 @@ def resort_mods(self):
             for mod in mods_to_change:
                 new_path = util.get_modpack_dir() / util.get_mod_id(mod.name, mod.priority)
                 shutil.move(str(mod.path), str(new_path))
-                rules = ConfigParser()
+                rules = util.RulesParser()
                 rules.read(str(new_path / 'rules.txt'))
                 rules['Definition']['fsPriority'] = str(mod.priority)
                 with (new_path / 'rules.txt').open('w', encoding='utf-8') as rf:
@@ -799,7 +799,7 @@ def BrowseContentClicked(self):
                 path = path.parent
             self.txtFolder.setText(str(path.resolve()))
             if (path / 'rules.txt').exists():
-                rules = ConfigParser()
+                rules = util.RulesParser()
                 rules.read(str(path / 'rules.txt'))
                 if 'name' in rules['Definition'] and not self.txtName.text():
                     self.txtName.setText(str(rules['Definition']['name']))
diff --git a/bcml/data/version.txt b/bcml/data/version.txt
index d5f80cb6..a75200ff 100644
--- a/bcml/data/version.txt
+++ b/bcml/data/version.txt
@@ -1 +1 @@
-version='2.5.0'
+version='2.5.1'
diff --git a/bcml/install.py b/bcml/install.py
index 7747cf93..c3af86cb 100644
--- a/bcml/install.py
+++ b/bcml/install.py
@@ -282,7 +282,7 @@ def refresh_cemu_mods():
     settings.writexml(setpath.open('w', encoding='utf-8'), addindent='    ', newl='\n')
 
 
-def install_mod(mod: Path, verbose: bool = False, options: dict = {}, wait_merge: bool = False,
+def install_mod(mod: Path, verbose: bool = False, options: dict = None, wait_merge: bool = False,
                 insert_priority: int = 0):
     """
     Installs a graphic pack mod, merging RSTB changes and optionally packs and texts
@@ -319,7 +319,7 @@ def install_mod(mod: Path, verbose: bool = False, options: dict = {}, wait_merge
         return
 
     try:
-        rules = ConfigParser()
+        rules = util.RulesParser()
         rules.read(tmp_dir / 'rules.txt')
         mod_name = str(rules['Definition']['name']).strip(' "\'')
         print(f'Identified mod: {mod_name}')
@@ -360,7 +360,7 @@ def install_mod(mod: Path, verbose: bool = False, options: dict = {}, wait_merge
                 new_id = util.get_mod_id(existing_mod.name, priority_shifted)
                 new_path = util.get_modpack_dir() / new_id
                 shutil.move(str(existing_mod.path), str(new_path))
-                existing_mod_rules = ConfigParser()
+                existing_mod_rules = util.RulesParser()
                 existing_mod_rules.read(str(new_path / 'rules.txt'))
                 existing_mod_rules['Definition']['fsPriority'] = str(priority_shifted)
                 with (new_path / 'rules.txt').open('w', encoding='utf-8') as r_file:
@@ -421,6 +421,8 @@ def install_mod(mod: Path, verbose: bool = False, options: dict = {}, wait_merge
     else:
         try:
             print('Performing merges...')
+            if not options:
+                options = {}
             if 'disable' not in options:
                 options['disable'] = []
             for merger in mergers.sort_mergers([cls() for cls in mergers.get_mergers() \
@@ -542,7 +544,7 @@ def change_mod_priority(path: Path, new_priority: int, wait_merge: bool = False,
 
             new_mod_id = util.get_mod_id(mod[0], mod[1])
             shutil.move(str(mod[2]), str(mod[2].parent / new_mod_id))
-            rules = ConfigParser()
+            rules = util.RulesParser()
             rules.read(str(mod.path.parent / new_mod_id / 'rules.txt'))
             rules['Definition']['fsPriority'] = str(mod[1])
             with (mod[2].parent / new_mod_id / 'rules.txt').open('w', encoding='utf-8') as r_file:
@@ -617,7 +619,7 @@ def _clean_sarc(file: Path, hashes: dict, tmp_dir: Path):
                 new_sarc.write(s_file)
 
 
-def create_bnp_mod(mod: Path, output: Path, options: dict = {}):
+def create_bnp_mod(mod: Path, output: Path, options: dict = None):
     """[summary]
     
     :param mod: [description]
@@ -658,6 +660,8 @@ def create_bnp_mod(mod: Path, output: Path, options: dict = {}):
         folder.write_bytes(sarc_bytes)
         shutil.rmtree(new_tmp)
 
+    if not options:
+        options = {}
     options['texts'] = {'user_only': False}
     logged_files = generate_logs(tmp_dir, options=options)
 
diff --git a/bcml/util.py b/bcml/util.py
index 4a548fd5..6fae46b1 100644
--- a/bcml/util.py
+++ b/bcml/util.py
@@ -11,11 +11,11 @@
 import unicodedata
 import urllib.error
 import urllib.request
-from collections import namedtuple
+from collections import namedtuple, OrderedDict
 from collections.abc import Mapping
 from configparser import ConfigParser
 from pathlib import Path
-from typing import List, Union
+from typing import Union
 from PySide2.QtGui import QIcon, QPixmap
 
 import byml
@@ -662,7 +662,7 @@ def inject_file_into_bootup(file: str, data: bytes, create_bootup: bool = False)
 
 def get_mod_info(rules_path: Path) -> BcmlMod:
     """ Gets the name and priority of a mod from its rules.txt """
-    rules: ConfigParser = ConfigParser()
+    rules: ConfigParser = RulesParser()
     rules.read(str(rules_path))
     name = str(rules['Definition']['name']).strip('" \'').replace('_', ' ')
     try:
@@ -692,7 +692,7 @@ def get_mod_preview(mod: BcmlMod, rules: ConfigParser = None) -> QPixmap:
     :rtype: QPixmap
     """
     if not rules:
-        rules = ConfigParser()
+        rules = RulesParser()
         rules.read(str(mod.path / 'rules.txt'))
     if 'url' in rules['Definition']:
         url = str(rules['Definition']['url'])
@@ -912,3 +912,25 @@ def create_schema_handler():
                 else:
                     return
                 winreg.SetValueEx(key2, '', 0, winreg.REG_SZ, f'"{exec_path.resolve()}" "%1"')
+
+
+class RulesParser(ConfigParser):
+    def __init__(self):
+        ConfigParser.__init__(self, dict_type=MultiDict)
+
+    def write(self, fileobject):
+        from io import StringIO
+        buf = StringIO()
+        ConfigParser.write(self, buf)
+        config_str = re.sub(r'\[Preset[0-9]+\]', '[Preset]', buf.getvalue())
+        fileobject.write(config_str)
+
+
+class MultiDict(OrderedDict):
+    _unique = 0
+
+    def __setitem__(self, key, val):
+        if isinstance(val, dict) and key == 'Preset':
+            self._unique += 1
+            key += str(self._unique)
+        OrderedDict.__setitem__(self, key, val)
\ No newline at end of file
diff --git a/installer.cfg b/installer.cfg
index 630e408c..22983a8e 100644
--- a/installer.cfg
+++ b/installer.cfg
@@ -1,6 +1,6 @@
 [Application]
 name=BCML
-version=2.5.0
+version=2.5.1
 entry_point=bcml.__init__:main
 icon=bcml/data/bcml.ico
 
diff --git a/setup.py b/setup.py
index 0ee9afee..bb7b13a8 100644
--- a/setup.py
+++ b/setup.py
@@ -13,7 +13,7 @@
 
 setup(
     name='bcml',
-    version='2.5.0',
+    version='2.5.1',
     author='NiceneNerd',
     author_email='macadamiadaze@gmail.com',
     description='A mod manager for The Legend of Zelda: Breath of the Wild on Cemu',