diff --git a/ChangeLog b/ChangeLog
index 51dbfd18..62de4472 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -13,6 +13,8 @@
   - VGA fixes
   - new wildcompare
   - support for size and disktype at mount.
+  - added new debugger functionalities: start/trace into INTs, write processor status log, 
+    step over rep and loop instructions, breakpoint support without using INT 03 (heavy debugging switch)
   
 0.55
   - fixed the errors/warnings in prefix_66.h and prefix_66_of.h (decimal too large becomming unsigned).
diff --git a/src/cpu/core_16/main.h b/src/cpu/core_16/main.h
index 9ce64162..e4133b21 100644
--- a/src/cpu/core_16/main.h
+++ b/src/cpu/core_16/main.h
@@ -1079,7 +1079,7 @@ restart:
 					goto reploop;
 #ifdef CPU_386
 				case 0x66:
-					Rep_66(direct,from,to,repcheck);
+					Rep_66(direct,from,to);
 					break;
 #endif