diff --git a/CMakeLists.txt b/CMakeLists.txt
index 4359e0f24ad23f9758e1528e8dae45ad792e18ef..cb9e58dbbff4e03c7b6de4929c49fb42f352dad8 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 1)
-SET( CPACK_PACKAGE_VERSION_PATCH 27)
+SET( CPACK_PACKAGE_VERSION_PATCH 28)
 
 # init CellFrame SDK
 add_definitions("-DDAP_VERSION=\"${CPACK_PACKAGE_VERSION_MAJOR}-${CPACK_PACKAGE_VERSION_MINOR}-${CPACK_PACKAGE_VERSION_PATCH}\"")
diff --git a/cellframe-sdk b/cellframe-sdk
index bb43f36a35671102943c6022d1d6711c122995b7..23c27d55c0f8e50efdee311cc568497a49d2a969 160000
--- a/cellframe-sdk
+++ b/cellframe-sdk
@@ -1 +1 @@
-Subproject commit bb43f36a35671102943c6022d1d6711c122995b7
+Subproject commit 23c27d55c0f8e50efdee311cc568497a49d2a969
diff --git a/dist/share/configs/dapcash-node.cfg.tpl b/dist/share/configs/dapcash-node.cfg.tpl
index e6f23952e5f8a88c2f688d97ededbd3f26dfe7c6..6865f630c1128f37af03b75984b11b12ee11b108 100644
--- a/dist/share/configs/dapcash-node.cfg.tpl
+++ b/dist/share/configs/dapcash-node.cfg.tpl
@@ -59,6 +59,8 @@ tx_cond_create=false
 enabled=false
 geoip_enabled=false
 debug_more=false
+# Grace period for service , 60 second by default
+#grace_period=60 
 #   List of loca security access groups. Built in: expats,admins,services,nobody,everybody
 network_address=10.11.12.0
 network_mask=255.255.255.0