diff -r 2b90514edfbf -r 2d1cc4f5e4ef plcopen/pou_block_instances.ysl2
--- a/plcopen/pou_block_instances.ysl2	Tue Feb 20 15:09:01 2018 +0100
+++ b/plcopen/pou_block_instances.ysl2	Fri Feb 23 11:16:25 2018 +0100
@@ -1,7 +1,7 @@
 include yslt_noindent.yml2
 istylesheet xmlns:ppx="http://www.plcopen.org/xml/tc6_0201"
             xmlns:xhtml="http://www.w3.org/1999/xhtml"
-            xmlns:ns="pou_block_instances_ns" 
+            xmlns:ns="beremiz" 
             extension-element-prefixes="ns" 
             exclude-result-prefixes="ns" {