diff -ruN temp/vstsdk2.4/public.sdk/source/vst2.x/audioeffect.cpp ./vstsdk2.4/public.sdk/source/vst2.x/audioeffect.cpp
--- temp/vstsdk2.4/public.sdk/source/vst2.x/audioeffect.cpp	2006-06-07 09:22:02.000000000 +0200
+++ ./vstsdk2.4/public.sdk/source/vst2.x/audioeffect.cpp	2025-08-02 10:01:34.082302630 +0200
@@ -7,7 +7,7 @@
 // Created by   : Steinberg Media Technologies
 // Description  : Class AudioEffect (VST 1.0)
 //
-// © 2006, Steinberg Media Technologies, All Rights Reserved
+// ï¿½ 2006, Steinberg Media Technologies, All Rights Reserved
 //-------------------------------------------------------------------------------------------------------
 
 #include "audioeffect.h"
@@ -507,9 +507,10 @@
 	{
 		VstInt32 digit = value / div;
 		value -= digit * div;
+		const char digit8 = (char)(digit & 0xFF) + '0';
 		if (state || digit > 0)
 		{
-			char temp[2] = {'0' + (char)digit, '\0'};
+			char temp[2] = {digit8, '\0'};
 			vst_strncat (text, temp, maxLen);
 			state = true;
 		}
