diff --git a/CMakeLists.txt b/CMakeLists.txt
index 17567efca9aa2476dbd91fec861bb27682e0b5b5..a1d9c0a7ddb34b81f3edf833bb1e67278aefbcd7 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 4)
-SET( CPACK_PACKAGE_VERSION_PATCH 51)
+SET( CPACK_PACKAGE_VERSION_PATCH 52)
 
 # 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 7e7c6a77ed894ea7b1b859480ab4df4d9bc3d665..44f1ac77cd56e40f0c82703c64db96f87edd74b3 160000
--- a/cellframe-sdk
+++ b/cellframe-sdk
@@ -1 +1 @@
-Subproject commit 7e7c6a77ed894ea7b1b859480ab4df4d9bc3d665
+Subproject commit 44f1ac77cd56e40f0c82703c64db96f87edd74b3
diff --git a/python-cellframe b/python-cellframe
index 55f11e362073a27247b81bdf912b007fcaf41e5d..b333e00030825972ffc4ae59e07e7c2f1b58ec15 160000
--- a/python-cellframe
+++ b/python-cellframe
@@ -1 +1 @@
-Subproject commit 55f11e362073a27247b81bdf912b007fcaf41e5d
+Subproject commit b333e00030825972ffc4ae59e07e7c2f1b58ec15