diff --git a/src/sysc/core_complex.cpp b/src/sysc/core_complex.cpp
index 063085b..8f2bbd3 100644
--- a/src/sysc/core_complex.cpp
+++ b/src/sysc/core_complex.cpp
@@ -32,7 +32,7 @@
 
 #include "sysc/core_complex.h"
 #include "iss/arch/riscv_hart_m_p.h"
-#include "iss/arch/tgf01.h"
+#include "iss/arch/tgf02.h"
 #include "iss/debugger/encoderdecoder.h"
 #include "iss/debugger/gdb_session.h"
 #include "iss/debugger/server.h"
@@ -60,7 +60,7 @@ iss::debugger::encoder_decoder encdec;
 }
 
 //using core_type = iss::arch::rv32imac;
-using core_type = iss::arch::tgf01;
+using core_type = iss::arch::tgf02;
 
 namespace {