diff --git a/motor.c b/motor.c
index 233c5f88..1b876a4b 100644
--- a/motor.c
+++ b/motor.c
@@ -173,6 +173,8 @@
      fputs(pBueffel,fd);
      sprintf(pBueffel,"%s precision %f\n",name,ObVal(self->ParArray,PREC));
      fputs(pBueffel,fd);
+     sprintf(pBueffel,"%s ignorefault %f\n",name,ObVal(self->ParArray,IGNOREFAULT));
+     fputs(pBueffel,fd);
      sprintf(pBueffel,"%s AccessCode %f\n",name,ObVal(self->ParArray,USRIGHTS));
      fputs(pBueffel,fd);
      sprintf(pBueffel,"%s poscount %f\n",name,