diff --git a/scripts/leaking_addresses.pl b/scripts/leaking_addresses.pl
index 6efd1fdb7d2556ca03216599f510af25c28f9127..bc57880000184d122337e3968b94634dd59ec001 100755
--- a/scripts/leaking_addresses.pl
+++ b/scripts/leaking_addresses.pl
@@ -228,6 +228,7 @@ sub may_leak_address
 
 	# Signal masks.
 	if ($line =~ '^SigBlk:' or
+	    $line =~ '^SigIgn:' or
 	    $line =~ '^SigCgt:') {
 		return 0;
 	}