diff --git a/make/flex-bison.mk b/make/flex-bison.mk
index c659c6b1..4977e75f 100644
--- a/make/flex-bison.mk
+++ b/make/flex-bison.mk
@@ -66,4 +66,4 @@ lex.%.$(FB_FLEX_OUT_EXT): %.l $(FB_BISON_OUT_C)
 
 clean.local:
 	rm -f $(FB_GENERATED_C) $(FB_HDRDIR)/*.tab.h $(FB_HDRDIR)/lex.*.h *.output  $(FB_EXE) *.tmp $(FB_OBJ) *.rep $(FB_HDRDIR)/*.rep
-	rm -f graph-*.txt report-*.txt
+	rm -f graph-*.txt report-*.xml report-*.txt