diff --git a/Assets/Plugins/StringFormatter/StringFormatter.cs b/Assets/Plugins/StringFormatter/StringFormatter.cs
index 358d56c..0f47dc3 100644
--- a/Assets/Plugins/StringFormatter/StringFormatter.cs
+++ b/Assets/Plugins/StringFormatter/StringFormatter.cs
@@ -410,8 +410,16 @@ namespace System.Text.Formatting {
 
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
         void CheckCapacity (int count) {
-            if (currentCount + count > buffer.Length)
-                Array.Resize(ref buffer, buffer.Length * 2);
+			int newCount = currentCount + count;
+			if (newCount > buffer.Length) {
+				int newCapacity = buffer.Length * 2;
+				if (newCapacity < newCount) newCapacity = newCount;
+				char[] newBuffer = new char[newCapacity];
+				fixed (void* nptr = newBuffer, ptr = buffer) {
+					Unsafe.CopyBlock(nptr, ptr, (uint)(currentCount * sizeof(char)));
+				}
+				buffer = newBuffer;
+			}
         }
 
         bool AppendSegment<T>(ref char* currRef, char* end, char* dest, ref int prevArgIndex, ref T args) where T : IArgSet {