diff --git a/UD_any/data/Makefile b/UD_any/data/Makefile
index dbd64f5c1fcc976c560ac75146d3541d1484b14b..8dd8d37c38fef636bbaae975fc76015c02ca44f3 100644
--- a/UD_any/data/Makefile
+++ b/UD_any/data/Makefile
@@ -42,7 +42,7 @@ $(FP_FILENAME): $(FPLM_FILENAME)
 
 $(RULES_FILENAME): $(FPLM_FILENAME)
 	macaon_compute_l_rules -f $(FPLM_FILENAME) -e $(EXCEPTIONS_FPLM_FILENAME) -r tmp.txt $(STRICT) -t $(THRESHOLD)
-	cat tmp.txt | sed s/^/RULE\ LEMMA\ ON\ FORM\ /g | sed s/RULE\ LEMMA\ ON\ FORM\ @@/Default\ :\ \ RULE\ LEMMA\ ON\ FORM\ @@/g > $@
+	cat tmp.txt | sed s/^/RULE\ LEMMA\ ON\ FORM\ /g | sed s/RULE\ LEMMA\ ON\ FORM\ @@$$/Default\ :\ \ RULE\ LEMMA\ ON\ FORM\ @@/g > $@
 	rm tmp.txt
 
 clean: