diff --git a/oscar64/Compiler.cpp b/oscar64/Compiler.cpp
index d2eb35d..c2f4360 100644
--- a/oscar64/Compiler.cpp
+++ b/oscar64/Compiler.cpp
@@ -204,7 +204,9 @@ bool Compiler::GenerateCode(void)
 	{
 		if (!regionMain)
 		{
-			if (regionBytecode)
+			if (!(mCompilerOptions & COPT_TARGET_PRG))
+				regionMain = mLinker->AddRegion(identMain, 0x0900, 0x4700);
+			else if (regionBytecode)
 				regionMain = mLinker->AddRegion(identMain, 0x0a00, 0xa000);
 			else
 				regionMain = mLinker->AddRegion(identMain, 0x0900, 0xa000);
diff --git a/oscar64/Linker.cpp b/oscar64/Linker.cpp
index 19755d8..058e303 100644
--- a/oscar64/Linker.cpp
+++ b/oscar64/Linker.cpp
@@ -616,7 +616,7 @@ bool Linker::WriteCrtFile(const char* filename)
 		fwrite(&chipHeader, sizeof(chipHeader), 1, file);
 		fwrite(mMemory + 0x0800, 1, 0x2000, file);
 
-		memcpy(bootmem, mMemory + 0x2800, 0x1800);
+		memcpy(bootmem, mMemory + 0x2800, 0x1f00);
 
 		bootmem[0x1ffc] = 0x00;
 		bootmem[0x1ffd] = 0xff;