--- rpl/configure.ac	2018/01/01 10:34:06	1.205
+++ rpl/configure.ac	2018/01/01 10:36:01	1.206
@@ -13,7 +13,7 @@ READLINE=readline-7.0
 UNITS=units-2.14
 GSL=gsl-2.4
 GPP=gpp-3.0
-GNUPLOT=gnuplot-5.0.6
+GNUPLOT=gnuplot-5.2.2
 FILE=file-5.31
 ICONV=libiconv-1.15
 SQLITE=sqlite-3.19.3