diff --git a/UndertaleModLib/UndertaleChunks.cs b/UndertaleModLib/UndertaleChunks.cs
index 18dc943f0..d1f8e8d1a 100644
--- a/UndertaleModLib/UndertaleChunks.cs
+++ b/UndertaleModLib/UndertaleChunks.cs
@@ -1459,6 +1459,8 @@ public class UndertaleChunkTXTR : UndertaleListChunk<UndertaleEmbeddedTexture>
         public override string Name => "TXTR";
 
         private static bool checkedFor2022_3;
+        private static bool checkedFor2_0_6;
+
         private void CheckFor2022_3And5(UndertaleReader reader)
         {
             // Detect GM2022.3
@@ -1580,7 +1582,10 @@ private void CheckForGMS2_0_6(UndertaleReader reader)
         {
             bool atLeastGMS2_0 = reader.undertaleData.IsGameMaker2();
             if (!atLeastGMS2_0 || reader.undertaleData.IsVersionAtLeast(2, 0, 6))
+            {
+                checkedFor2_0_6 = true;
                 return;
+            }
 
             long returnPos = reader.Position;
             bool noGeneratedMips = false;
@@ -1617,6 +1622,7 @@ private void CheckForGMS2_0_6(UndertaleReader reader)
                 reader.undertaleData.SetGMS2Version(2, 0, 6);
 
             reader.Position = returnPos;
+            checkedFor2_0_6 = true;
         }
 
         internal override void UnserializeChunk(UndertaleReader reader)
@@ -1624,7 +1630,8 @@ internal override void UnserializeChunk(UndertaleReader reader)
             if (!checkedFor2022_3)
                 CheckFor2022_3And5(reader);
 
-            CheckForGMS2_0_6(reader);
+            if (!checkedFor2_0_6)
+                CheckForGMS2_0_6(reader);
 
             base.UnserializeChunk(reader);
             reader.SwitchReaderType(false);
@@ -1648,8 +1655,10 @@ internal override void UnserializeChunk(UndertaleReader reader)
         internal override uint UnserializeObjectCount(UndertaleReader reader)
         {
             checkedFor2022_3 = false;
+            checkedFor2_0_6 = false;
 
             CheckFor2022_3And5(reader);
+            CheckForGMS2_0_6(reader);
 
             // Texture blobs are already included in the count
             return base.UnserializeObjectCount(reader);