--- docs/Makefile.in.orig	2017-11-06 10:23:52.000000000 -0800
+++ docs/Makefile.in	2017-11-23 12:14:18.710252000 -0800
@@ -907,7 +907,7 @@
 $(GNUPLOT_EXE):
 	( cd ../src ; $(MAKE) gnuplot$(EXEEXT) )
 @BUILD_LUA_TRUE@$(LUA_HELP): $(top_srcdir)/term/lua/gnuplot-tikz.lua
-@BUILD_LUA_TRUE@	$(AM_V_GEN) $(LUA) $< termhelp > $@
+@BUILD_LUA_TRUE@	$(AM_V_GEN) $(LUA) $(top_srcdir)/term/lua/gnuplot-tikz.lua termhelp > $@
 
 allterm.h: $(CORETERM) $(LUA_HELP)
 	$(AM_V_GEN) for e in `egrep "^[ 	]*START_HELP" $(CORETERM) |\
@@ -933,15 +933,15 @@
 
 grotxt: gnuplot.txt
 gnuplot.txt: gnuplot.ms $(srcdir)/titlepag.ms
-	$(AM_V_GEN) groff -s -p -t -e -ms -Tlatin1 $< > $@
+	$(AM_V_GEN) groff -s -p -t -e -ms -Tlatin1 gnuplot.ms > $@
 
 grodvi: gnuplot-groff.dvi
 gnuplot-groff.dvi: gnuplot.ms $(srcdir)/titlepag.ms
-	$(AM_V_GEN) groff -s -p -t -e -ms -Tdvi $< > $@
+	$(AM_V_GEN) groff -s -p -t -e -ms -Tdvi gnuplot.ms > gnuplot.dvi
 
 grops: gnuplot-groff.ps
 gnuplot-groff.ps: gnuplot.ms $(srcdir)/titlepag.ms
-	$(AM_V_GEN) groff -s -p -t -e -ms -Tps $< > $@ 
+	$(AM_V_GEN) groff -s -p -t -e -ms -Tps gnuplot.ms > gnuplot.ps
 
 ### doc2xxx dependencies
 gnuplot.ms: doc2ms$(EXEEXT) $(srcdir)/gnuplot.doc