diff --git a/CMakeLists.txt b/CMakeLists.txt
index 138ad2b016f1b849758f036c11533b272bdf46d8..4359e0f24ad23f9758e1528e8dae45ad792e18ef 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 26)
+SET( CPACK_PACKAGE_VERSION_PATCH 27)
 
 # 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 a462a92822c08227337f65faa6ec61a15af872bb..bb43f36a35671102943c6022d1d6711c122995b7 160000
--- a/cellframe-sdk
+++ b/cellframe-sdk
@@ -1 +1 @@
-Subproject commit a462a92822c08227337f65faa6ec61a15af872bb
+Subproject commit bb43f36a35671102943c6022d1d6711c122995b7