diff --git a/doc/DEVELOP.md b/doc/DEVELOP.md
index 1eaceeb6..ec67fbba 100644
--- a/doc/DEVELOP.md
+++ b/doc/DEVELOP.md
@@ -142,8 +142,14 @@ $ wget -O config.sub 'https://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_p
 How to debug
 
 ### Configure in debug mode
+
 ```
-   CFLAGS="-g -Wall" INSTALLFLAGS="" ./configure
+   ./configure --enable-debug
+```
+
+Send debug level in run-time to backend:
+```
+  echo "<rpc username=\"root\" xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\"><debug xmlns=\"http://clicon.org/lib\"><level>1</level></debug></rpc>]]>]]>" | clixon_netconf -q
 ```
 
 ### Set backend debug
diff --git a/lib/clixon/clixon_xml.h b/lib/clixon/clixon_xml.h
index a61b8638..ac232095 100644
--- a/lib/clixon/clixon_xml.h
+++ b/lib/clixon/clixon_xml.h
@@ -56,7 +56,7 @@
 
 /* Collections namespace from draft-ietf-netconf-restconf-collection-00.txt
  */
-#define NETCONF_COLLECTION_NAMESPACE "urn:ietf:params:xml:ns:yang:ietf-netconf-collection"
+#define NETCONF_COLLECTION_NAMESPACE "urn:ietf:params:xml:ns:yang:ietf-netconf-list-pagination"
 
 /* See RFC 7950 Sec 5.3.1: YANG defines an XML namespace for NETCONF <edit-config> 
  * operations, <error-info> content, and the <action> element.
diff --git a/yang/mandatory/Makefile.in b/yang/mandatory/Makefile.in
index a1ef6281..78df256f 100644
--- a/yang/mandatory/Makefile.in
+++ b/yang/mandatory/Makefile.in
@@ -42,7 +42,7 @@ datarootdir     = @datarootdir@
 # See also YANG_INSTALLDIR for the clixon-specific yang files
 YANG_INSTALLDIR   = @YANG_INSTALLDIR@
 
-YANGSPECS  = ietf-inet-types@2020-07-06.yang
+YANGSPECS += ietf-inet-types@2020-07-06.yang
 YANGSPECS += ietf-netconf@2011-06-01.yang
 YANGSPECS += ietf-netconf-acm@2018-02-14.yang
 YANGSPECS += ietf-restconf@2017-01-26.yang
@@ -50,14 +50,13 @@ YANGSPECS += ietf-restconf-monitoring@2017-01-26.yang
 YANGSPECS += ietf-yang-library@2019-01-04.yang
 YANGSPECS += ietf-yang-types@2013-07-15.yang
 YANGSPECS += ietf-datastores@2018-02-14.yang
-<<<<<<< HEAD
 YANGSPECS += ietf-yang-patch@2017-02-22.yang
-=======
-YANGSPECS += ietf-netconf-list-pagination@2020-10-30.yang
 YANGSPECS += ietf-origin@2018-02-14.yang
 YANGSPECS += ietf-yang-metadata@2016-08-05.yang
 YANGSPECS += ietf-netconf-with-defaults@2011-06-01.yang
->>>>>>> Pagination draft
+# in draft-wwlh-netconf-list-pagination:
+YANGSPECS += ietf-netconf-list-pagination@2020-10-30.yang 
+
 
 all: