diff --git a/genesis/devnet.json b/genesis/devnet.json
index 1d442062fe..397f589e75 100644
--- a/genesis/devnet.json
+++ b/genesis/devnet.json
@@ -1,6 +1,6 @@
 {
   "config": {
-    "chainId": 89,
+    "chainId": 90,
     "homesteadBlock": 1,
     "eip150Block": 2,
     "eip150Hash": "0x0000000000000000000000000000000000000000000000000000000000000000",