diff --git a/core/assets/assets.go b/core/assets/assets.go
index a77befece..3e0c14afa 100644
--- a/core/assets/assets.go
+++ b/core/assets/assets.go
@@ -414,57 +414,57 @@ func init() {
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+					0x0a, 0x09, 0x09, 0x22, 0x6d, 0x61, 0x69, 0x6e, 0x6e, 0x65, 0x74, 0x5f,
+					0x67, 0x65, 0x6e, 0x65, 0x73, 0x69, 0x73, 0x2e, 0x6a, 0x73, 0x6f, 0x6e,
+					0x22, 0x2c, 0x0a, 0x09, 0x09, 0x22, 0x6d, 0x61, 0x69, 0x6e, 0x6e, 0x65,
+					0x74, 0x5f, 0x62, 0x6f, 0x6f, 0x74, 0x6e, 0x6f, 0x64, 0x65, 0x73, 0x2e,
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 				},
 				fi: FileInfo{
 					name:    "mainnet.json",
-					size:    3848,
-					modTime: time.Unix(0, 1560181764438416644),
+					size:    3851,
+					modTime: time.Unix(0, 1560765520698194609),
 					isDir:   false,
 				},
 			}, "/core/config/mainnet_bootnodes.json": File{
@@ -616,7 +616,7 @@ func init() {
 				fi: FileInfo{
 					name:    "mainnet_bootnodes.json",
 					size:    1715,
-					modTime: time.Unix(0, 1557151641841114111),
+					modTime: time.Unix(0, 1554298946829263506),
 					isDir:   false,
 				},
 			}, "/core/config/mainnet_genesis.json": File{
@@ -652,7 +652,7 @@ func init() {
 				fi: FileInfo{
 					name:    "mainnet_genesis.json",
 					size:    313,
-					modTime: time.Unix(0, 1557151641841269630),
+					modTime: time.Unix(0, 1554298946829263506),
 					isDir:   false,
 				},
 			}, "/core/config/mainnet_genesis_alloc.csv": File{
@@ -50770,7 +50770,7 @@ func init() {
 				fi: FileInfo{
 					name:    "mainnet_genesis_alloc.csv",
 					size:    601300,
-					modTime: time.Unix(0, 1557151641845138227),
+					modTime: time.Unix(0, 1554298946832596850),
 					isDir:   false,
 				},
 			}, "/core/config/morden.json": File{
@@ -51115,7 +51115,7 @@ func init() {
 				fi: FileInfo{
 					name:    "morden.json",
 					size:    4027,
-					modTime: time.Unix(0, 1560181783605550267),
+					modTime: time.Unix(0, 1560761528420498667),
 					isDir:   false,
 				},
 			}, "/core/config/morden_bootnodes.json": File{
@@ -51337,7 +51337,7 @@ func init() {
 				fi: FileInfo{
 					name:    "morden_bootnodes.json",
 					size:    2552,
-					modTime: time.Unix(0, 1557151641845727425),
+					modTime: time.Unix(0, 1554298946832596850),
 					isDir:   false,
 				},
 			}, "/core/config/morden_genesis.json": File{
@@ -51377,7 +51377,7 @@ func init() {
 				fi: FileInfo{
 					name:    "morden_genesis.json",
 					size:    364,
-					modTime: time.Unix(0, 1557151641845960509),
+					modTime: time.Unix(0, 1554298946832596850),
 					isDir:   false,
 				},
 			}, "/core/config/morden_genesis_alloc.csv": File{
@@ -51411,7 +51411,7 @@ func init() {
 				fi: FileInfo{
 					name:    "morden_genesis_alloc.csv",
 					size:    295,
-					modTime: time.Unix(0, 1557151641846116887),
+					modTime: time.Unix(0, 1554298946832596850),
 					isDir:   false,
 				},
 			},
diff --git a/core/config/mainnet.json b/core/config/mainnet.json
index c2a54291a..cbb6d2965 100644
--- a/core/config/mainnet.json
+++ b/core/config/mainnet.json
@@ -98,7 +98,7 @@
             },
             {
                 "name": "Atlantis",
-                "block": 8500000,
+                "block": 2147483647,
                 "features": [
                     {
                         "id": "difficulty",