diff --git a/simulators/bochs/cpu/cpu.cc b/simulators/bochs/cpu/cpu.cc
index 4e68859b..7f259f1f 100644
--- a/simulators/bochs/cpu/cpu.cc
+++ b/simulators/bochs/cpu/cpu.cc
@@ -155,6 +155,12 @@ void BX_CPU_C::cpu_loop(Bit32u max_instr_count)
         debug_disasm_instruction(BX_CPU_THIS_PTR prev_rip);
       }
 #endif
+/****************************************************************
+* TUDOS - BOCHS-MODIFIED
+*
+*/
+      unsigned orig_len = i->ilen();
+/****************************************************************/
 /****************************************************************
  * DanceOS - BOCHS-MODIFIED
  * 
@@ -166,7 +172,12 @@ void BX_CPU_C::cpu_loop(Bit32u max_instr_count)
       // instruction decoding completed -> continue with execution
       // want to allow changing of the instruction inside instrumentation callback
       BX_INSTR_BEFORE_EXECUTION(BX_CPU_ID, i);
-      RIP += i->ilen();
+/****************************************************************
+* TUDOS - BOCHS-MODIFIED
+*
+*/
+      RIP += orig_len;
+/****************************************************************/
       BX_CPU_CALL_METHOD(i->execute, (i)); // might iterate repeat instruction
       BX_CPU_THIS_PTR prev_rip = RIP; // commit new RIP
       BX_INSTR_AFTER_EXECUTION(BX_CPU_ID, i);