diff --git a/legendary/cli.py b/legendary/cli.py
index c884c51..c6faa74 100644
--- a/legendary/cli.py
+++ b/legendary/cli.py
@@ -598,8 +598,6 @@ class LegendaryCLI:
             config_tags = self.core.lgd.config.get(game.app_name, 'install_tags', fallback=None)
             if not self.core.is_installed(game.app_name) or config_tags is None or args.reset_sdl:
                 args.install_tag = sdl_prompt(sdl_name, game.app_title)
-                if game.app_name not in self.core.lgd.config:
-                    self.core.lgd.config[game.app_name] = dict()
                 self.core.lgd.config.set(game.app_name, 'install_tags', ','.join(args.install_tag))
             else:
                 args.install_tag = config_tags.split(',')
diff --git a/legendary/core.py b/legendary/core.py
index d259790..9128f09 100644
--- a/legendary/core.py
+++ b/legendary/core.py
@@ -1152,8 +1152,6 @@ class LegendaryCore:
 
         # transfer install tag choices to config
         if lgd_igame.install_tags:
-            if app_name not in self.lgd.config:
-                self.lgd.config[app_name] = dict()
             self.lgd.config.set(app_name, 'install_tags', ','.join(lgd_igame.install_tags))
 
         # mark game as installed
diff --git a/legendary/utils/config.py b/legendary/utils/config.py
index 5738a19..1036aec 100644
--- a/legendary/utils/config.py
+++ b/legendary/utils/config.py
@@ -22,12 +22,16 @@ class LGDConf(configparser.ConfigParser):
         super().write(*args, **kwargs)
         self.modtime = int(time.time())
 
-    def set(self, *args, **kwargs):
+    def set(self, section, option, value=None):
         if self.read_only:
             return
 
+        # ensure config section exists
+        if not self.has_section(section):
+            self.add_section(section)
+
         self.modified = True
-        super().set(*args, **kwargs)
+        super().set(section, option, value)
 
     def remove_option(self, section, option):
         if self.read_only: