diff --git a/CMakeLists.txt b/CMakeLists.txt
index df1f9c3ccb0c47989034497461b792f87ecd512a..bd98dcd305fbad76ff232286a4c5c7301ab771f0 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -7,8 +7,8 @@ set(CMAKE_C_STANDARD 11)
 # Predefine project
 SET( CPACK_PACKAGE_NAME  "${PROJECT_NAME}")
 SET( CPACK_PACKAGE_VERSION_MAJOR 3)
-SET( CPACK_PACKAGE_VERSION_MINOR 3)
-SET( CPACK_PACKAGE_VERSION_PATCH 9)
+SET( CPACK_PACKAGE_VERSION_MINOR 4)
+SET( CPACK_PACKAGE_VERSION_PATCH 1)
 
 # init CellFrame SDK
 add_definitions("-DDAP_VERSION=\"${CPACK_PACKAGE_VERSION_MAJOR}\"")
diff --git a/cellframe-sdk b/cellframe-sdk
index 7a9f4aee86ee45995a0b33425f2faf531f5393a4..737074e29c23a31c27db397589c2339a68c15af0 160000
--- a/cellframe-sdk
+++ b/cellframe-sdk
@@ -1 +1 @@
-Subproject commit 7a9f4aee86ee45995a0b33425f2faf531f5393a4
+Subproject commit 737074e29c23a31c27db397589c2339a68c15af0
diff --git a/python-cellframe b/python-cellframe
index fbb50e65fec326cd6ea2b47ebebbe5aad8feba39..ce2cc96fe1b6405dada650bb0a992d58ee305a5e 160000
--- a/python-cellframe
+++ b/python-cellframe
@@ -1 +1 @@
-Subproject commit fbb50e65fec326cd6ea2b47ebebbe5aad8feba39
+Subproject commit ce2cc96fe1b6405dada650bb0a992d58ee305a5e