diff --git a/apps/indexer-admin/src/utils/notification.ts b/apps/indexer-admin/src/utils/notification.ts
index eb93a759..72ed74e9 100644
--- a/apps/indexer-admin/src/utils/notification.ts
+++ b/apps/indexer-admin/src/utils/notification.ts
@@ -2,7 +2,7 @@
 // SPDX-License-Identifier: Apache-2.0
 
 export enum AccountNotification {
-  MetadataUpated = 'MetadataUpated',
+  MetadataUpdated = 'MetadataUpdated',
   ControllerUpdated = 'ControllerUpdated',
 }
 
diff --git a/apps/indexer-admin/src/utils/queries.ts b/apps/indexer-admin/src/utils/queries.ts
index d75d00bf..8c007208 100644
--- a/apps/indexer-admin/src/utils/queries.ts
+++ b/apps/indexer-admin/src/utils/queries.ts
@@ -107,7 +107,7 @@ export const START_PROJECT = gql`
     $memory: Int!
     $id: String!
     $projectType: Float!
-    $serviceEndpoints: [SeviceEndpointInput!]!
+    $serviceEndpoints: [ServiceEndpointInput!]!
     $rateLimit: Float!
     $hostType: String! = "system-managed"
   ) {
diff --git a/apps/indexer-proxy/proxy/src/auth.rs b/apps/indexer-proxy/proxy/src/auth.rs
index f307e928..c2d22297 100644
--- a/apps/indexer-proxy/proxy/src/auth.rs
+++ b/apps/indexer-proxy/proxy/src/auth.rs
@@ -1,6 +1,6 @@
 // This file is part of SubQuery.
 
-// Copyright (C) 2020-2024 SubQuery Pte Ltd authors & contributors
+// Copyright (C) 2020-2025 SubQuery Pte Ltd authors & contributors
 // SPDX-License-Identifier: GPL-3.0-or-later WITH Classpath-exception-2.0
 
 // This program is free software: you can redistribute it and/or modify
@@ -51,7 +51,7 @@ pub struct Payload {
     pub consumer: Option<String>,
     /// service agreement contract address
     pub agreement: Option<String>,
-    /// deployment id for the proejct
+    /// deployment id for the project
     pub deployment_id: String,
     /// signature of user
     pub signature: String,
@@ -67,7 +67,7 @@ struct Claims {
     pub indexer: String,
     /// agreement
     pub agreement: Option<String>,
-    /// deployment id for the proejct
+    /// deployment id for the project
     pub deployment_id: String,
     /// issue timestamp
     pub iat: i64,
diff --git a/apps/indexer-proxy/proxy/src/payg.rs b/apps/indexer-proxy/proxy/src/payg.rs
index fb762fd9..188358a3 100644
--- a/apps/indexer-proxy/proxy/src/payg.rs
+++ b/apps/indexer-proxy/proxy/src/payg.rs
@@ -441,7 +441,7 @@ pub async fn post_query_signle_state(
             .map_err(|err| error!("Redis 1: {}", err));
     }
 
-    // async to coordiantor
+    // async to coordinator
     let channel_id = state.channel_id;
     let mdata = format!(
         r#"mutation {{
@@ -889,7 +889,7 @@ pub async fn pay_channel(mut state: QueryState) -> Result<String> {
         }
     }
 
-    // async to coordiantor
+    // async to coordinator
     let mdata = format!(
         r#"mutation {{
              channelUpdate(