diff --git a/AngelLoader/Common/GameSupport.cs b/AngelLoader/Common/GameSupport.cs
index 4d48b727b..2d04318fb 100644
--- a/AngelLoader/Common/GameSupport.cs
+++ b/AngelLoader/Common/GameSupport.cs
@@ -43,6 +43,16 @@ internal enum GameIndex : uint
             SS2
         }
 
+        // IMPORTANT: These are used in Config.ini, so they must remain the same for compatibility. Don't change
+        // the existing values, only add new ones!
+        private static readonly string[] GamePrefixes =
+        {
+            "T1",
+            "T2",
+            "T3",
+            "SS2"
+        };
+
         private static readonly string[] SteamAppIds =
         {
             "211600", // Thief Gold
@@ -53,18 +63,9 @@ internal enum GameIndex : uint
 
         #endregion
 
-        internal static string GetGameSteamId(GameIndex index) => SteamAppIds[(int)index];
+        internal static string GetGamePrefix(GameIndex index) => GamePrefixes[(int)index];
 
-        // IMPORTANT: These are used in Config.ini, so they must remain the same for compatibility. Don't change
-        // the existing values, only add new ones!
-        internal static string GetGameTypePrefix(GameIndex index) => index switch
-        {
-            GameIndex.Thief1 => "T1",
-            GameIndex.Thief2 => "T2",
-            GameIndex.Thief3 => "T3",
-            GameIndex.SS2 => "SS2",
-            _ => throw new ArgumentOutOfRangeException(nameof(index), ((uint)index).ToString(), nameof(GameIndex) + @" argument out of range.")
-        };
+        internal static string GetGameSteamId(GameIndex index) => SteamAppIds[(int)index];
 
         #region Conversion
 
diff --git a/AngelLoader/Ini/ConfigIni.cs b/AngelLoader/Ini/ConfigIni.cs
index bfa4bfe56..126c256a9 100644
--- a/AngelLoader/Ini/ConfigIni.cs
+++ b/AngelLoader/Ini/ConfigIni.cs
@@ -1012,7 +1012,7 @@ static string commaCombineFinishedStates(FinishedState finished)
                 for (int i = 0; i < SupportedGameCount; i++)
                 {
                     GameIndex gameIndex = (GameIndex)i;
-                    sw.WriteLine(GetGameTypePrefix(gameIndex) + "Exe=" + config.GetGameExe(gameIndex).Trim());
+                    sw.WriteLine(GetGamePrefix(gameIndex) + "Exe=" + config.GetGameExe(gameIndex).Trim());
                 }
 
                 #endregion
@@ -1027,7 +1027,7 @@ static string commaCombineFinishedStates(FinishedState finished)
                 for (int i = 0; i < SupportedGameCount; i++)
                 {
                     GameIndex gameIndex = (GameIndex)i;
-                    sw.WriteLine(GetGameTypePrefix(gameIndex) + "UseSteam=" + config.GetUseSteamSwitch(gameIndex));
+                    sw.WriteLine(GetGamePrefix(gameIndex) + "UseSteam=" + config.GetUseSteamSwitch(gameIndex));
                 }
 
                 sw.WriteLine(nameof(config.SteamExe) + "=" + config.SteamExe);
@@ -1083,7 +1083,7 @@ static string FilterDate(DateTime? dt) => dt == null
                 for (int i = 0; i < SupportedGameCount + 1; i++)
                 {
                     Filter filter = i == 0 ? config.Filter : config.GameTabsState.GetFilter((GameIndex)(i - 1));
-                    string p = i == 0 ? "" : GetGameTypePrefix((GameIndex)(i - 1));
+                    string p = i == 0 ? "" : GetGamePrefix((GameIndex)(i - 1));
 
                     if (i == 0) sw.WriteLine("FilterGames=" + commaCombineGameFlags(config.Filter.Games));
 
@@ -1162,7 +1162,7 @@ static string TagsToString(CatAndTagsList tagsList)
                 for (int i = 0; i < SupportedGameCount + 1; i++)
                 {
                     SelectedFM selFM = i == 0 ? config.SelFM : config.GameTabsState.GetSelectedFM((GameIndex)(i - 1));
-                    string p = i == 0 ? "" : GetGameTypePrefix((GameIndex)(i - 1));
+                    string p = i == 0 ? "" : GetGamePrefix((GameIndex)(i - 1));
 
                     sw.WriteLine(p + "SelFMInstDir=" + selFM.InstalledName);
                     sw.WriteLine(p + "SelFMIndexFromTop=" + selFM.IndexFromTop);