Index: ../trunk-jpl/configure.ac
===================================================================
--- ../trunk-jpl/configure.ac	(revision 27036)
+++ ../trunk-jpl/configure.ac	(revision 27037)
@@ -1,7 +1,7 @@
 # Process this file with autoconf to produce a configure script.
 
 #AUTOCONF
-AC_INIT([Ice-sheet and Sea-level System Model (ISSM)],[4.20],[issm@jpl.nasa.gov],[issm],[http://issm.jpl.nasa.gov]) #Initializing configure
+AC_INIT([Ice-sheet and Sea-level System Model (ISSM)],[4.21],[issm@jpl.nasa.gov],[issm],[http://issm.jpl.nasa.gov]) #Initializing configure
 AC_CONFIG_AUX_DIR([./aux-config])	# Put config files in aux-config
 AC_CONFIG_MACRO_DIR([m4])			# m4 macros are located in m4
 m4_include([m4/issm_options.m4])