diff --git a/CHANGELOG.md b/CHANGELOG.md
index dfd7449d..55aa4a03 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,6 @@
 # Clixon Changelog
 
+* [5.3.0](#530) Expected: September 2021
 * [5.2.0](#520) 1 July 2021
 * [5.1.0](#510) 15 April 2021
 * [5.0.0](#500) 27 February 2021
@@ -29,10 +30,13 @@
 * [3.3.2](#332) Aug 27 2017
 * [3.3.1](#331) June 7 2017
 
+## 5.3.0
+Expected: September, 2021
+
 ## 5.2.0
 1 July 2021
 
-The 5.2 release has new YANG support for deviation, when and statement ordering. The native restconf mode also supports http/2 using libnghttp2
+The 5.2 release has YANG support for "deviation", "when" and statement ordering. The native restconf mode also supports http/2 using libnghttp2
 
 ### New features
 
diff --git a/configure b/configure
index c1d0ea2c..a131afc1 100755
--- a/configure
+++ b/configure
@@ -2264,9 +2264,9 @@ ac_configure="$SHELL $ac_aux_dir/configure"  # Please don't use this var.
 
 
 CLIXON_VERSION_MAJOR="5"
-CLIXON_VERSION_MINOR="2"
+CLIXON_VERSION_MINOR="3"
 CLIXON_VERSION_PATCH="0"
-CLIXON_VERSION="\"${CLIXON_VERSION_MAJOR}.${CLIXON_VERSION_MINOR}.${CLIXON_VERSION_PATCH}\""
+CLIXON_VERSION="\"${CLIXON_VERSION_MAJOR}.${CLIXON_VERSION_MINOR}.${CLIXON_VERSION_PATCH}.PRE\""
 
 # Check CLIgen
 if test "$prefix" = "NONE"; then
diff --git a/configure.ac b/configure.ac
index 7c30380e..aaac5f5d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -49,9 +49,9 @@ AC_INIT(lib/clixon/clixon.h.in)
 AC_CONFIG_AUX_DIR(config-aux)
 
 CLIXON_VERSION_MAJOR="5"
-CLIXON_VERSION_MINOR="2"
+CLIXON_VERSION_MINOR="3"
 CLIXON_VERSION_PATCH="0"
-CLIXON_VERSION="\"${CLIXON_VERSION_MAJOR}.${CLIXON_VERSION_MINOR}.${CLIXON_VERSION_PATCH}\""
+CLIXON_VERSION="\"${CLIXON_VERSION_MAJOR}.${CLIXON_VERSION_MINOR}.${CLIXON_VERSION_PATCH}.PRE\""
 
 # Check CLIgen
 if test "$prefix" = "NONE"; then