diff --git a/api_generator/eslint.config.mjs b/api_generator/eslint.config.mjs
index ff20d8f7a..347f305d2 100644
--- a/api_generator/eslint.config.mjs
+++ b/api_generator/eslint.config.mjs
@@ -66,6 +66,7 @@ export default [
           ' * The OpenSearch Contributors require contributions made to',
           ' * this file be licensed under the Apache-2.0 license or a',
           ' * compatible open source license.',
+          ' *',
           ' */'
         ]
       ]
diff --git a/api_generator/src/Generator.ts b/api_generator/src/Generator.ts
index 4e72dc7bd..d6d4512a8 100644
--- a/api_generator/src/Generator.ts
+++ b/api_generator/src/Generator.ts
@@ -5,6 +5,7 @@
  * The OpenSearch Contributors require contributions made to
  * this file be licensed under the Apache-2.0 license or a
  * compatible open source license.
+ *
  */
 
 import Namespace from './spec_parser/Namespace'
diff --git a/api_generator/src/generate_api.ts b/api_generator/src/generate_api.ts
index d3da0de8c..ad33020cd 100644
--- a/api_generator/src/generate_api.ts
+++ b/api_generator/src/generate_api.ts
@@ -5,6 +5,7 @@
  * The OpenSearch Contributors require contributions made to
  * this file be licensed under the Apache-2.0 license or a
  * compatible open source license.
+ *
  */
 
 import Generator from './Generator'
diff --git a/api_generator/src/helpers.ts b/api_generator/src/helpers.ts
index b68de8cfc..29d5ce8de 100644
--- a/api_generator/src/helpers.ts
+++ b/api_generator/src/helpers.ts
@@ -5,6 +5,7 @@
  * The OpenSearch Contributors require contributions made to
  * this file be licensed under the Apache-2.0 license or a
  * compatible open source license.
+ *
  */
 
 import { type RawOpenSearchSpec } from './spec_parser/types'
diff --git a/api_generator/src/renderers/BaseRenderer.ts b/api_generator/src/renderers/BaseRenderer.ts
index 6359f212e..c317a987e 100644
--- a/api_generator/src/renderers/BaseRenderer.ts
+++ b/api_generator/src/renderers/BaseRenderer.ts
@@ -5,6 +5,7 @@
  * The OpenSearch Contributors require contributions made to
  * this file be licensed under the Apache-2.0 license or a
  * compatible open source license.
+ *
  */
 
 import Mustache from 'mustache'
diff --git a/api_generator/src/renderers/render_code/FunctionFileRenderer.ts b/api_generator/src/renderers/render_code/FunctionFileRenderer.ts
index e520aabe0..0b7f0dec3 100644
--- a/api_generator/src/renderers/render_code/FunctionFileRenderer.ts
+++ b/api_generator/src/renderers/render_code/FunctionFileRenderer.ts
@@ -5,6 +5,7 @@
  * The OpenSearch Contributors require contributions made to
  * this file be licensed under the Apache-2.0 license or a
  * compatible open source license.
+ *
  */
 
 import BaseRenderer from '../BaseRenderer'
diff --git a/api_generator/src/renderers/render_code/HttpFunctionFileRenderer.ts b/api_generator/src/renderers/render_code/HttpFunctionFileRenderer.ts
index 1ca0fe06a..3e4805c3b 100644
--- a/api_generator/src/renderers/render_code/HttpFunctionFileRenderer.ts
+++ b/api_generator/src/renderers/render_code/HttpFunctionFileRenderer.ts
@@ -5,6 +5,7 @@
  * The OpenSearch Contributors require contributions made to
  * this file be licensed under the Apache-2.0 license or a
  * compatible open source license.
+ *
  */
 
 import type Namespace from '../../spec_parser/Namespace'
diff --git a/api_generator/src/renderers/render_code/HttpModuleFileRenderer.ts b/api_generator/src/renderers/render_code/HttpModuleFileRenderer.ts
index bf09fc306..413e158e0 100644
--- a/api_generator/src/renderers/render_code/HttpModuleFileRenderer.ts
+++ b/api_generator/src/renderers/render_code/HttpModuleFileRenderer.ts
@@ -5,6 +5,7 @@
  * The OpenSearch Contributors require contributions made to
  * this file be licensed under the Apache-2.0 license or a
  * compatible open source license.
+ *
  */
 
 import type Namespace from '../../spec_parser/Namespace'
diff --git a/api_generator/src/renderers/render_code/ModuleFileRenderer.ts b/api_generator/src/renderers/render_code/ModuleFileRenderer.ts
index 33a660de4..fd1375159 100644
--- a/api_generator/src/renderers/render_code/ModuleFileRenderer.ts
+++ b/api_generator/src/renderers/render_code/ModuleFileRenderer.ts
@@ -5,6 +5,7 @@
  * The OpenSearch Contributors require contributions made to
  * this file be licensed under the Apache-2.0 license or a
  * compatible open source license.
+ *
  */
 
 import BaseRenderer from '../BaseRenderer'
diff --git a/api_generator/src/renderers/render_code/OpensearchApiRenderder.ts b/api_generator/src/renderers/render_code/OpensearchApiRenderder.ts
index c7ab42d29..80c9231f5 100644
--- a/api_generator/src/renderers/render_code/OpensearchApiRenderder.ts
+++ b/api_generator/src/renderers/render_code/OpensearchApiRenderder.ts
@@ -5,6 +5,7 @@
  * The OpenSearch Contributors require contributions made to
  * this file be licensed under the Apache-2.0 license or a
  * compatible open source license.
+ *
  */
 
 import BaseRenderer from '../BaseRenderer'
diff --git a/api_generator/src/renderers/render_types/ApiTypeRenderer.ts b/api_generator/src/renderers/render_types/ApiTypeRenderer.ts
index 1f84acd39..154b511ec 100644
--- a/api_generator/src/renderers/render_types/ApiTypeRenderer.ts
+++ b/api_generator/src/renderers/render_types/ApiTypeRenderer.ts
@@ -5,6 +5,7 @@
  * The OpenSearch Contributors require contributions made to
  * this file be licensed under the Apache-2.0 license or a
  * compatible open source license.
+ *
  */
 
 import BaseRenderer from '../BaseRenderer'
diff --git a/api_generator/src/renderers/render_types/ComponentTypesContainer.ts b/api_generator/src/renderers/render_types/ComponentTypesContainer.ts
index 902287aa9..0bb960365 100644
--- a/api_generator/src/renderers/render_types/ComponentTypesContainer.ts
+++ b/api_generator/src/renderers/render_types/ComponentTypesContainer.ts
@@ -5,6 +5,7 @@
  * The OpenSearch Contributors require contributions made to
  * this file be licensed under the Apache-2.0 license or a
  * compatible open source license.
+ *
  */
 
 import TypesContainer, { TYPE_COMPONENTS_FOLDER } from './TypesContainer'
diff --git a/api_generator/src/renderers/render_types/FunctionTypesContainer.ts b/api_generator/src/renderers/render_types/FunctionTypesContainer.ts
index 299f5bed0..b6f0e78ad 100644
--- a/api_generator/src/renderers/render_types/FunctionTypesContainer.ts
+++ b/api_generator/src/renderers/render_types/FunctionTypesContainer.ts
@@ -5,6 +5,7 @@
  * The OpenSearch Contributors require contributions made to
  * this file be licensed under the Apache-2.0 license or a
  * compatible open source license.
+ *
  */
 
 import TypesContainer from './TypesContainer'
diff --git a/api_generator/src/renderers/render_types/OpensearchApiTypeRenderer.ts b/api_generator/src/renderers/render_types/OpensearchApiTypeRenderer.ts
index 3c8e2060e..098f90576 100644
--- a/api_generator/src/renderers/render_types/OpensearchApiTypeRenderer.ts
+++ b/api_generator/src/renderers/render_types/OpensearchApiTypeRenderer.ts
@@ -5,6 +5,7 @@
  * The OpenSearch Contributors require contributions made to
  * this file be licensed under the Apache-2.0 license or a
  * compatible open source license.
+ *
  */
 
 import BaseRenderer from '../BaseRenderer'
diff --git a/api_generator/src/renderers/render_types/TypesContainer.ts b/api_generator/src/renderers/render_types/TypesContainer.ts
index 260317496..df22ca40d 100644
--- a/api_generator/src/renderers/render_types/TypesContainer.ts
+++ b/api_generator/src/renderers/render_types/TypesContainer.ts
@@ -5,6 +5,7 @@
  * The OpenSearch Contributors require contributions made to
  * this file be licensed under the Apache-2.0 license or a
  * compatible open source license.
+ *
  */
 
 import { type JSONSchema7 as Schema } from 'json-schema'
diff --git a/api_generator/src/renderers/render_types/TypesFileRenderder.ts b/api_generator/src/renderers/render_types/TypesFileRenderder.ts
index 11402e390..caf2714e9 100644
--- a/api_generator/src/renderers/render_types/TypesFileRenderder.ts
+++ b/api_generator/src/renderers/render_types/TypesFileRenderder.ts
@@ -5,6 +5,7 @@
  * The OpenSearch Contributors require contributions made to
  * this file be licensed under the Apache-2.0 license or a
  * compatible open source license.
+ *
  */
 
 import BaseRenderer from '../BaseRenderer'
diff --git a/api_generator/src/spec_parser/ApiFunction.ts b/api_generator/src/spec_parser/ApiFunction.ts
index 0d5a91ac2..3b3eda61a 100644
--- a/api_generator/src/spec_parser/ApiFunction.ts
+++ b/api_generator/src/spec_parser/ApiFunction.ts
@@ -5,6 +5,7 @@
  * The OpenSearch Contributors require contributions made to
  * this file be licensed under the Apache-2.0 license or a
  * compatible open source license.
+ *
  */
 
 import _ from 'lodash'
diff --git a/api_generator/src/spec_parser/Namespace.ts b/api_generator/src/spec_parser/Namespace.ts
index 9558f1b55..556d4ffff 100644
--- a/api_generator/src/spec_parser/Namespace.ts
+++ b/api_generator/src/spec_parser/Namespace.ts
@@ -5,6 +5,7 @@
  * The OpenSearch Contributors require contributions made to
  * this file be licensed under the Apache-2.0 license or a
  * compatible open source license.
+ *
  */
 
 import ApiFunction from './ApiFunction'
diff --git a/api_generator/src/spec_parser/OperationParser.ts b/api_generator/src/spec_parser/OperationParser.ts
index bd1940eee..ecb6e8e32 100644
--- a/api_generator/src/spec_parser/OperationParser.ts
+++ b/api_generator/src/spec_parser/OperationParser.ts
@@ -5,6 +5,7 @@
  * The OpenSearch Contributors require contributions made to
  * this file be licensed under the Apache-2.0 license or a
  * compatible open source license.
+ *
  */
 
 import type * as t from './types'
diff --git a/api_generator/src/spec_parser/types.ts b/api_generator/src/spec_parser/types.ts
index 37e3a23c4..50c483429 100644
--- a/api_generator/src/spec_parser/types.ts
+++ b/api_generator/src/spec_parser/types.ts
@@ -5,6 +5,7 @@
  * The OpenSearch Contributors require contributions made to
  * this file be licensed under the Apache-2.0 license or a
  * compatible open source license.
+ *
  */
 
 import { type JSONSchema7 as Schema } from 'json-schema'