diff --git a/CMakeLists.txt b/CMakeLists.txt
index 54ff38d54442b52700087c0b47aa850ab537ca99..8e0a0e851653bf3c51fc9035a7528e823be7d487 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -8,7 +8,7 @@ set(CMAKE_C_STANDARD 11)
 SET( CPACK_PACKAGE_NAME  "${PROJECT_NAME}")
 SET( CPACK_PACKAGE_VERSION_MAJOR 4)
 SET( CPACK_PACKAGE_VERSION_MINOR 3)
-SET( CPACK_PACKAGE_VERSION_PATCH 5)
+SET( CPACK_PACKAGE_VERSION_PATCH 6)
 
 #
 # init CellFrame SDK
diff --git a/cellframe-sdk b/cellframe-sdk
index 78b20a43c8f330c4b73c73037282ab92f7173bdd..fd437703952721a63a07246baeea964911e7b1db 160000
--- a/cellframe-sdk
+++ b/cellframe-sdk
@@ -1 +1 @@
-Subproject commit 78b20a43c8f330c4b73c73037282ab92f7173bdd
+Subproject commit fd437703952721a63a07246baeea964911e7b1db
diff --git a/dist/share/configs/dapcash-node.cfg.tpl b/dist/share/configs/dapcash-node.cfg.tpl
index 6a922f898b540bd779a625a1a6773dba0ab7c60e..641c83a05c645aba467ebc1ce48c79d4371c40f5 100644
--- a/dist/share/configs/dapcash-node.cfg.tpl
+++ b/dist/share/configs/dapcash-node.cfg.tpl
@@ -68,6 +68,10 @@ status_wait_timeout=10
 # False by default
 #debug_more=true
 
+# Number of hashes packed into the one update packet
+# Increase it to reduce update latency
+# Decrease if bad networking
+update_pack_size=100
 
 
 # Central Dataase