--- rpl/configure.ac	2021/03/13 12:50:36	1.254
+++ rpl/configure.ac	2021/12/07 17:07:02	1.255
@@ -10,7 +10,7 @@ dnl Libraries
 NCURSES=ncurses-6.1
 READLINE=readline-8.0
 UNITS=units-2.19
-GSL=gsl-2.6
+GSL=gsl-2.7.1
 GPP=gpp-3.0
 GNUPLOT=gnuplot-5.2.8
 dnl ftp://ftp.astron.com/pub/file/