diff --git a/dist/etc/network/private.cfg b/dist/etc/network/private.cfg
new file mode 100644
index 0000000000000000000000000000000000000000..a0c416548c5a3e71a2d9026c9519a759248f4244
--- /dev/null
+++ b/dist/etc/network/private.cfg
@@ -0,0 +1,16 @@
+# Kelvin Blockchain: development network
+# General section
+[general]
+id=0xFF00000000000001
+name=private
+type=testing
+# Possible values: light, full, archive, master, root
+node-role=full
+#node-alias=addr-%node_addr%
+gdb_groups_prefix=local-testnet
+
+#[dag-poa]
+#events-sign-cert=mycert
+
+#[dag-pos]
+#events-sign-wallet=mywallet
diff --git a/dist/etc/network/kelvin-testnet/chain-gdb.cfg b/dist/etc/network/private/chain-gdb.cfg
similarity index 100%
rename from dist/etc/network/kelvin-testnet/chain-gdb.cfg
rename to dist/etc/network/private/chain-gdb.cfg
diff --git a/libdap-chain-net b/libdap-chain-net
index 515795800f4d6bf717e7649c7b424b6f46f7559e..f7c689254a5a56de32e1fbca44fe11f7a9991afc 160000
--- a/libdap-chain-net
+++ b/libdap-chain-net
@@ -1 +1 @@
-Subproject commit 515795800f4d6bf717e7649c7b424b6f46f7559e
+Subproject commit f7c689254a5a56de32e1fbca44fe11f7a9991afc