diff --git a/CMakeLists.txt b/CMakeLists.txt
index e16977d84b0d5abaf6c75fb8985ba04673037e90..f317c84b1de2770c860a1a960051bb1237d0d2a2 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 30)
+SET( CPACK_PACKAGE_VERSION_PATCH 33)
 
 # 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 6f8745237388c96a6d196501e14d8f7b2e60875c..385d7488e40ea253f1c03724d1fb8bf9f1af7234 160000
--- a/cellframe-sdk
+++ b/cellframe-sdk
@@ -1 +1 @@
-Subproject commit 6f8745237388c96a6d196501e14d8f7b2e60875c
+Subproject commit 385d7488e40ea253f1c03724d1fb8bf9f1af7234
diff --git a/dist/share/configs/cellframe-node.cfg.tpl b/dist/share/configs/cellframe-node.cfg.tpl
index 90bba29280e2dd933895e874a523aaf32614cc70..38a92dfe800854863088e0deccc9bbe6496be097 100755
--- a/dist/share/configs/cellframe-node.cfg.tpl
+++ b/dist/share/configs/cellframe-node.cfg.tpl
@@ -2,6 +2,9 @@
 [general]
 debug_mode={DEBUG_MODE}
 debug_dump_stream_headers=false
+# Debug I/O reactor, false by default
+#debug_reactor=false
+
 # seed mode. WARNING. Used true only when you start the new network
 #seed_mode=false
 auto_online={AUTO_ONLINE}