diff --git a/_packages/initia-registry/package.json b/_packages/initia-registry/package.json
index 5c030da..cc2cc86 100644
--- a/_packages/initia-registry/package.json
+++ b/_packages/initia-registry/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@initia/initia-registry",
-  "version": "0.1.10",
+  "version": "0.1.11",
   "description": "Initia chain registry",
   "main": "main/index.js",
   "module": "esm/index.js",
diff --git a/_packages/initia-registry/scripts/build.js b/_packages/initia-registry/scripts/build.js
index be63d2c..3d66339 100644
--- a/_packages/initia-registry/scripts/build.js
+++ b/_packages/initia-registry/scripts/build.js
@@ -407,6 +407,11 @@ const chainPaths = glob(`${__dirname}/../../../*/*/chain.json`).filter((a) => {
   const index = a.indexOf(spliter);
   const splitedDirs = [a.slice(0, index), a.slice(index + spliter.length)];
   let dir = splitedDirs.pop();
+
+  if (dir.includes("devnets")) {
+    return false;
+  }
+
   dir = path.basename(path.dirname(dir));
   return !NON_INFO_DIRS.includes(dir);
 });
@@ -417,6 +422,9 @@ const paths = glob(`${__dirname}/../../../*/*/*.json`).filter((a) => {
   const splitedDirs = [a.slice(0, index), a.slice(index + spliter.length)];
   console.log(splitedDirs);
   const filePath = splitedDirs.pop();
+  if (filePath.includes("devnets")) {
+    return false;
+  }
   const dir = path.basename(path.dirname(filePath));
   return (
     !NON_INFO_DIRS.includes(dir) && path.basename(filePath) !== "chain.json"
diff --git a/_packages/initia-registry/src/testnet/blackwing/chain.ts b/_packages/initia-registry/src/testnet/blackwing/chain.ts
index 928ace8..b095fd5 100644
--- a/_packages/initia-registry/src/testnet/blackwing/chain.ts
+++ b/_packages/initia-registry/src/testnet/blackwing/chain.ts
@@ -44,13 +44,13 @@ const info: Chain = {
     rpc: [
       {
         address:
-          "https://maze-rpc-18bdff44-3aa4-425e-9bc0-06a2afa40af8.ue1-prod.newmetric.xyz",
+          "https://maze-rpc-18bdff44-3aa4-425e-9bc0-06a2afa40af8.ase1-prod.newmetric.xyz",
       },
     ],
     rest: [
       {
         address:
-          "https://maze-rest-18bdff44-3aa4-425e-9bc0-06a2afa40af8.ue1-prod.newmetric.xyz",
+          "https://maze-rest-18bdff44-3aa4-425e-9bc0-06a2afa40af8.ase1-prod.newmetric.xyz",
       },
     ],
     grpc: [
diff --git a/_packages/initia-registry/src/testnet/civitia/chain.ts b/_packages/initia-registry/src/testnet/civitia/chain.ts
index 0faefbc..55e73a0 100644
--- a/_packages/initia-registry/src/testnet/civitia/chain.ts
+++ b/_packages/initia-registry/src/testnet/civitia/chain.ts
@@ -3,7 +3,7 @@ const info: Chain = {
   $schema: "../../chain.schema.json",
   chain_name: "civitia",
   chain_id: "landlord-1",
-  website: "https://www.civitia.xyz/",
+  website: "https://civitia.org/",
   pretty_name: "Civitia",
   status: "live",
   network_type: "testnet",
diff --git a/_packages/initia-registry/src/testnet/initia/chain.ts b/_packages/initia-registry/src/testnet/initia/chain.ts
index fe36f06..fa5c945 100644
--- a/_packages/initia-registry/src/testnet/initia/chain.ts
+++ b/_packages/initia-registry/src/testnet/initia/chain.ts
@@ -68,7 +68,7 @@ const info: Chain = {
     ],
     grpc: [
       {
-        address: "grpc://35.247.153.122:9090",
+        address: "grpc.initiation-1.initia.xyz:9090",
         provider: "Foundation",
       },
     ],
diff --git a/_packages/types/package.json b/_packages/types/package.json
index b95e207..76502fb 100644
--- a/_packages/types/package.json
+++ b/_packages/types/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@initia/initia-registry-types",
-  "version": "0.0.17",
+  "version": "0.0.18",
   "description": "The package provides TypeScript type definitions and Zod integration for initia-registry.",
   "types": "./dist/types/index.d.ts",
   "exports": {
diff --git a/_packages/types/src/types/Chain.ts b/_packages/types/src/types/Chain.ts
index 71df382..93e4ff7 100644
--- a/_packages/types/src/types/Chain.ts
+++ b/_packages/types/src/types/Chain.ts
@@ -20,11 +20,11 @@ export interface Chain {
   website?: string;
   update_link?: string;
   status?: "live" | "upcoming" | "killed";
-  network_type?: "mainnet" | "testnet" | "devnet";
+  network_type: "mainnet" | "testnet" | "devnet";
   /**
-   * The default prefix for the human-readable part of addresses that identifies the coin type. Must be registered with SLIP-0173. E.g., 'cosmos'
+   * The default prefix for the human-readable part of addresses that identifies the coin type.
    */
-  bech32_prefix: string;
+  bech32_prefix: "init";
   /**
    * Used to override the bech32_prefix for specific uses.
    */
diff --git a/_packages/types/src/zods/Chain.ts b/_packages/types/src/zods/Chain.ts
index b90a498..c0d08b5 100644
--- a/_packages/types/src/zods/Chain.ts
+++ b/_packages/types/src/zods/Chain.ts
@@ -13,11 +13,11 @@ export const ChainSchema = z
     website: z.string().url().optional(),
     update_link: z.string().url().optional(),
     status: z.enum(["live", "upcoming", "killed"]).optional(),
-    network_type: z.enum(["mainnet", "testnet", "devnet"]).optional(),
+    network_type: z.enum(["mainnet", "testnet", "devnet"]),
     bech32_prefix: z
-      .string()
+      .literal("init")
       .describe(
-        "The default prefix for the human-readable part of addresses that identifies the coin type. Must be registered with SLIP-0173. E.g., 'cosmos'"
+        "The default prefix for the human-readable part of addresses that identifies the coin type."
       ),
     bech32_config: z
       .object({
diff --git a/chain.schema.json b/chain.schema.json
index 5ed218a..9b1c0e5 100644
--- a/chain.schema.json
+++ b/chain.schema.json
@@ -39,8 +39,8 @@
       "enum": ["mainnet", "testnet", "devnet"]
     },
     "bech32_prefix": {
-      "type": "string",
-      "description": "The default prefix for the human-readable part of addresses that identifies the coin type. Must be registered with SLIP-0173. E.g., 'cosmos'"
+      "const": "init",
+      "description": "The default prefix for the human-readable part of addresses that identifies the coin type."
     },
     "bech32_config": {
       "type": "object",