diff --git a/conf/defaults.config b/conf/defaults.config
index 8ce6a61e5f..4b6cb44e4e 100644
--- a/conf/defaults.config
+++ b/conf/defaults.config
@@ -1260,6 +1260,7 @@ ${pg}{modules} = [
 	[qw(Units)],
 	[qw(VectorField)],
 	[qw(Parser Value)],
+	[qw(PGML)],
 	[qw(Parser::Legacy)],
         [qw(Statistics)],
 #	[qw(SaveFile)],