diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3e018366f720ac9f239ddd77fef3582e3b27ae3e..866fbda45a2d5ae1a0fbba680880d38698a573ef 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -39,7 +39,7 @@ SET( CPACK_GENERATOR "DEB")
 SET( CPACK_PACKAGE_NAME  "${PROJECT_NAME}")
 SET( CPACK_PACKAGE_VERSION_MAJOR 2)
 SET( CPACK_PACKAGE_VERSION_MINOR 3)
-SET( CPACK_PACKAGE_VERSION_PATCH 8)
+SET( CPACK_PACKAGE_VERSION_PATCH 9)
 
 SET( CPACK_SYSTEM_NAME "debian-9.9-amd64")
 SET( CPACK_PACKAGE_VERSION "${CPACK_PACKAGE_VERSION_MAJOR}.${CPACK_PACKAGE_VERSION_MINOR}-${CPACK_PACKAGE_VERSION_PATCH}")
diff --git a/dist/etc/network/kelvin-testnet/chain-0.cfg b/dist/etc/network/kelvin-testnet/chain-0.cfg
index 3a743c7e048f1dc012f57b3a604dbcc4c0d87dce..1fff26df97d64acf728b4c433de4f916af87cc2b 100644
--- a/dist/etc/network/kelvin-testnet/chain-0.cfg
+++ b/dist/etc/network/kelvin-testnet/chain-0.cfg
@@ -17,6 +17,6 @@ datum_add_hashes_count=1
 
 [dag-poa]
 auth_certs_prefix=kelvin.testnet.root
-auth_certs_number=7
+auth_certs_number=5
 auth_certs_number_verify=1 #4
 auth_certs_dir=/opt/kelvin-node/share/ca