diff --git a/common/registrar/registrar.go b/common/registrar/registrar.go
index 9d09d8c6e8..d6e28c0cad 100644
--- a/common/registrar/registrar.go
+++ b/common/registrar/registrar.go
@@ -57,7 +57,7 @@ contracts
 var (
 	UrlHintAddr         = "0x0"
 	HashRegAddr         = "0x0"
-	GlobalRegistrarAddr = "0x0"
+	GlobalRegistrarAddr = "0x90c4384bb05d96d2f54b27e0102da5240f7833ae"
 	// GlobalRegistrarAddr = "0xc6d9d2cd449a754c494264e1809c50e34d64562b"
 
 	zero = regexp.MustCompile("^(0x)?0*$")
diff --git a/expanse_genesis.json b/expanse_genesis.json
new file mode 100644
index 0000000000..96df5bbb5a
--- /dev/null
+++ b/expanse_genesis.json
@@ -0,0 +1,13 @@
+{
+    "nonce": "0xdefaceddefacedcf",
+    "timestamp": "0x0",
+    "parentHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
+    "extraData": "0x4672616e6b6f497346726565646f6d",
+    "gasLimit": "0x1388",
+    "difficulty": "0x400000000",
+    "mixhash": "0x0000000000000000000000000000000000000000000000000000000000000000",
+    "coinbase": "0x90c4384bb05d96d2f54b27e0102da5240f7833ae",
+    "alloc": {
+        "0x90c4384bb05d96d2f54b27e0102da5240f7833ae": { "balance": "1000000000000000000000000" }
+    }
+}
\ No newline at end of file