TEXI2HTML_FLAGS += $(TEXI2HTML_LANG)
TEXI2HTML = LANG= $(TEXI2HTML_PROGRAM)
-TEXI2PDF_FLAGS += --batch --tidy --command '@set version $(TOPLEVEL_VERSION)'
+TEXI2PDF_FLAGS += --batch --command '@set version $(TOPLEVEL_VERSION)'
TEXI2PDF_FLAGS += $(DOCUMENTATION_INCLUDES)
TELY_FILES = $(call src-wildcard,*.tely)