Index: lib/Makefile.in
--- lib/Makefile.in.orig
+++ lib/Makefile.in
@@ -1447,7 +1447,7 @@ enchant.5: $(builddir)/enchant.5.in Makefile.am $(top_
 	mv $@.tmp $@
 
 enchant.html: enchant.5
-	groff -mandoc -Thtml $< > $@
+	mandoc -Thtml $< > $@
 
 loc-local:
 	$(CLOC) $(ALL_SOURCE_FILES)
