diff --git a/macros/PG.pl b/macros/PG.pl
index b65f163754..b36e3f617e 100644
--- a/macros/PG.pl
+++ b/macros/PG.pl
@@ -5,10 +5,10 @@
 # initialize PGcore and PGrandom
 
 
-$main::VERSION ="WW2";
+$main::VERSION ="PG-2.13+";
 
 sub _PG_init{
-  $main::VERSION ="WW2.9+";
+  $main::VERSION ="PG-2.13+";
   #
   #  Set up MathObject context for use in problems
   #  that don't load MathObjects.pl