diff --git a/mbus/mbus-protocol.c b/mbus/mbus-protocol.c
index 81b30f2..5176119 100644
--- a/mbus/mbus-protocol.c
+++ b/mbus/mbus-protocol.c
@@ -2591,6 +2591,14 @@ mbus_frame_internal_pack(mbus_frame *frame, mbus_frame_data *frame_data)
 //
 //------------------------------------------------------------------------------
 
+//------------------------------------------------------------------------------
+/// Switch parse debugging 
+//------------------------------------------------------------------------------
+void
+mbus_parse_set_debug(int debug)
+{
+    parse_debug = debug;
+}
 
 //------------------------------------------------------------------------------
 /// Dump frame in HEX on standard output
diff --git a/mbus/mbus-protocol.h b/mbus/mbus-protocol.h
index 6f1dc13..4b85fcf 100644
--- a/mbus/mbus-protocol.h
+++ b/mbus/mbus-protocol.h
@@ -499,6 +499,8 @@ char *mbus_error_str();
 void  mbus_error_str_set(char *message);
 void  mbus_error_reset();
 
+void  mbus_parse_set_debug(int debug);
+
 //
 // data encode/decode functions
 //