ifneq "$(PACKAGE)" ""
ifneq "$(NO_HADDOCK_DOCS)" "YES"
-HS_PPS = $(addsuffix .raw-hs, $(basename $(filter-out $(EXCLUDED_HADDOCK_SRCS), $(HS_SRCS))))
+HS_PPS = $(addsuffix .raw-hs, $(basename $(filter-out $(EXCLUDED_HADDOCK_SRCS), $(HS_SRCS)))) $(EXTRA_HADDOCK_SRCS)
HTML_DIR = ../html/$(PACKAGE)
HTML_DOC = $(HTML_DIR)/haddock.css $(HTML_DIR)/haddock.js