diff --git a/CMakeLists.txt b/CMakeLists.txt
index 75b00f3329e55f13e4f49f856b0fb252f6988bcf..f382dcad4e62754269e603515092b65f21472400 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 0)
-SET( CPACK_PACKAGE_VERSION_PATCH 52)
+SET( CPACK_PACKAGE_VERSION_PATCH 53)
 
 # init CellFrame SDK
 add_definitions("-DDAP_VERSION=\"${CPACK_PACKAGE_VERSION_MAJOR}\"")
diff --git a/cellframe-sdk b/cellframe-sdk
index aaf9cae88860d7d01552288d38d692c34253223d..bf09e1e1446587ab7af0b409df388e98775e822c 160000
--- a/cellframe-sdk
+++ b/cellframe-sdk
@@ -1 +1 @@
-Subproject commit aaf9cae88860d7d01552288d38d692c34253223d
+Subproject commit bf09e1e1446587ab7af0b409df388e98775e822c
diff --git a/python-cellframe b/python-cellframe
index a58336ccc97d38e1f6011a91d2e6555b0eccdd1e..59f688812e111e7e1114f01b85422c27dabe1cfe 160000
--- a/python-cellframe
+++ b/python-cellframe
@@ -1 +1 @@
-Subproject commit a58336ccc97d38e1f6011a91d2e6555b0eccdd1e
+Subproject commit 59f688812e111e7e1114f01b85422c27dabe1cfe