diff --git a/neutron/chain.json b/neutron/chain.json
index 6af7f0da21..2ea471ba5e 100644
--- a/neutron/chain.json
+++ b/neutron/chain.json
@@ -63,19 +63,19 @@
   },
   "codebase": {
     "git_repo": "https://github.com/neutron-org/neutron",
-    "recommended_version": "v4.2.0",
+    "recommended_version": "v4.2.1",
     "compatible_versions": [
-      "v4.2.0"
+      "v4.2.1"
     ],
     "binaries": {
       "linux/amd64": "https://github.com/neutron-org/neutron/releases/download/v4.2.0/neutrond-linux-amd64"
     },
-    "cosmos_sdk_version": "neutron-org/cosmos-sdk v0.50.7-neutron",
+    "cosmos_sdk_version": "neutron-org/cosmos-sdk v0.50.8-neutron",
     "consensus": {
       "type": "cometbft",
       "version": "v0.38.7"
     },
-    "cosmwasm_version": "neutron-org/wasmd v0.51.0",
+    "cosmwasm_version": "neutron-org/wasmd v0.51.2-neutron",
     "cosmwasm_enabled": true,
     "ibc_go_version": "v8.2.1",
     "genesis": {
@@ -166,6 +166,7 @@
         "next_version_name": "v3.0.5",
         "sdk": {
           "type": "cosmos",
+          "repo": "https://github.com/neutron-org/cosmos-sdk",
           "version": "v0.47.10",
           "tag": "v0.47.10-neutron"
         },
@@ -201,6 +202,7 @@
         "next_version_name": "v4.0.1",
         "sdk": {
           "type": "cosmos",
+          "repo": "https://github.com/neutron-org/cosmos-sdk",
           "version": "v0.47.10",
           "tag": "v0.47.10-neutron"
         },
@@ -220,7 +222,9 @@
         "height": 12255555,
         "recommended_version": "v4.2.0",
         "compatible_versions": [
-          "v4.2.0"
+          "v4.2.0",
+          "v4.2.1",
+          "v4.2.2"
         ],
         "binaries": {
           "linux/amd64": "https://github.com/neutron-org/neutron/releases/download/v4.2.0/neutrond-linux-amd64"
@@ -233,9 +237,10 @@
         "cosmwasm_version": "neutron-org/wasmd v0.51.0",
         "cosmwasm_enabled": true,
         "ibc_go_version": "v8.2.1",
-        "next_version_name": "",
+        "next_version_name": "v4.2.1",
         "sdk": {
           "type": "cosmos",
+          "repo": "https://github.com/neutron-org/cosmos-sdk",
           "version": "v0.50.7",
           "tag": "v0.50.7-neutron"
         },
@@ -248,20 +253,58 @@
           "type": "go",
           "version": "v8.2.1"
         }
+      },
+      {
+        "name": "v4.2.1",
+        "proposal": 41,
+        "height": 13711950,
+        "recommended_version": "v4.2.1",
+        "compatible_versions": [
+          "v4.2.2"
+        ],
+        "binaries": {
+          "linux/amd64": "https://github.com/neutron-org/neutron/releases/download/v4.2.1/neutrond-linux-amd64"
+        },
+        "cosmos_sdk_version": "neutron-org/cosmos-sdk v0.50.8-neutron",
+        "consensus": {
+          "type": "cometbft",
+          "version": "v0.38.11"
+        },
+        "cosmwasm_version": "neutron-org/wasmd v0.51.2-neutron",
+        "cosmwasm_enabled": true,
+        "ibc_go_version": "v8.2.1",
+        "next_version_name": "",
+        "sdk": {
+          "type": "cosmos",
+          "repo": "https://github.com/neutron-org/cosmos-sdk",
+          "version": "v0.50.8",
+          "tag": "v0.50.8-neutron"
+        },
+        "cosmwasm": {
+          "version": "v0.51.2",
+          "tag": "v0.51.2-neutron",
+          "repo": "https://github.com/neutron-org/wasmd",
+          "enabled": true
+        },
+        "ibc": {
+          "type": "go",
+          "version": "v8.2.1"
+        }
       }
     ],
     "sdk": {
       "type": "cosmos",
       "repo": "https://github.com/neutron-org/cosmos-sdk",
-      "version": "v0.50.7",
-      "tag": "v0.50.7-neutron"
+      "version": "v0.50.8",
+      "tag": "v0.50.8-neutron"
     },
     "ibc": {
       "type": "go",
       "version": "v8.2.1"
     },
     "cosmwasm": {
-      "version": "v0.51.0",
+      "version": "v0.51.2",
+      "tag": "v0.51.2-neutron",
       "repo": "https://github.com/neutron-org/wasmd",
       "enabled": true
     }
@@ -463,4 +506,4 @@
       }
     }
   ]
-}
\ No newline at end of file
+}