diff --git a/pl/signals.yap b/pl/signals.yap
index 4c0ff5510..a2d08f85a 100644
--- a/pl/signals.yap
+++ b/pl/signals.yap
@@ -199,4 +199,5 @@ read_sig.
 :- '$set_no_trace'(true, prolog).
 :- '$set_no_trace'('$call'(_,_,_,_), prolog).
 :- '$set_no_trace'('$execute_nonstop'(_,_), prolog).
+:- '$set_no_trace'('$restore_regs'(_,_), prolog).