diff --git a/client/src/lib.rs b/client/src/lib.rs
index f4eb655b1e..f1be552add 100644
--- a/client/src/lib.rs
+++ b/client/src/lib.rs
@@ -28,4 +28,4 @@ mod tests;
 
 /// Used in Genesis author to indicate test-net/main-net version.
 /// Increased for every test-net/main-net release with reset.
-const GENESIS_VERSION: &str = "1000000000000000000000000000000000000108";
+const GENESIS_VERSION: &str = "2000000000000000000000000000000000000100";
diff --git a/tests/conflux/config.py b/tests/conflux/config.py
index 6d6d975ac6..8bc1bf04a1 100644
--- a/tests/conflux/config.py
+++ b/tests/conflux/config.py
@@ -13,7 +13,7 @@
     GENESIS_STATE_ROOT=decode_hex("0xcb318d3af4f483f9caaace1317c686a34962c8ccc559dda92d19d21da267f42e"),
     GENESIS_RECEIPTS_ROOT=trie.EMPTY_EPOCH_RECEIPT_ROOT_BY_NUMBER_OF_BLOCKS[0],
     GENESIS_LOGS_BLOOM_HASH=decode_hex("0xd397b3b043d87fcd6fad1291ff0bfd16401c274896d8c63a923727f077b8e0b5"), # KECCAK_EMPTY_BLOOM    ~ keccak(b'\0' * 256)
-    GENESIS_AUTHOR=decode_hex("0x1000000000000000000000000000000000000108"),
+    GENESIS_AUTHOR=decode_hex("0x2000000000000000000000000000000000000100"),
     GENESIS_TRANSACTION_ROOT=decode_hex("0x59e0cad889a01f810854e87d87d0d3759d3cbefb0b4133a074cc34a8dbe17904"),
     GENESIS_GAS_LIMIT=30_000_000,
     MAX_BLOCK_SIZE_IN_BYTES=200 * 1024,