diff --git a/package.json b/package.json
index e45ac2c5..8c50a6d2 100644
--- a/package.json
+++ b/package.json
@@ -51,5 +51,8 @@
     "tslint-config-prettier": "1.18.0",
     "tslint-plugin-prettier": "2.3.0",
     "typescript": "4.7.2"
+  },
+  "dependencies": {
+    "bootstrap": "^5.3.0"
   }
 }
diff --git a/packages/openapi-framework/index.ts b/packages/openapi-framework/index.ts
index ab53a186..61710313 100644
--- a/packages/openapi-framework/index.ts
+++ b/packages/openapi-framework/index.ts
@@ -5,7 +5,7 @@ import OpenAPIRequestValidator from 'openapi-request-validator';
 import OpenAPIResponseValidator from 'openapi-response-validator';
 import OpenAPISchemaValidator from 'openapi-schema-validator';
 import OpenAPISecurityHandler from 'openapi-security-handler';
-import { OpenAPI, OpenAPIV2, OpenAPIV3 } from 'openapi-types';
+import { OpenAPI, OpenAPIV2, OpenAPIV3, OpenAPIV3_1 } from 'openapi-types';
 import { Logger } from 'ts-log';
 import BasePath from './src/BasePath';
 import {
@@ -148,6 +148,7 @@ export default class OpenAPIFramework implements IOpenAPIFramework {
       'validateApiDoc' in args ? !!args.validateApiDoc : true;
     this.validator = new OpenAPISchemaValidator({
       version:
+        (this.apiDoc as OpenAPIV3_1.Document).openapi ||
         (this.apiDoc as OpenAPIV3.Document).openapi ||
         (this.apiDoc as OpenAPIV2.Document).swagger,
       extensions: this.apiDoc[`x-${this.name}-schema-extension`],
diff --git a/packages/openapi-request-validator/index.ts b/packages/openapi-request-validator/index.ts
index 700c81be..95e9c5be 100644
--- a/packages/openapi-request-validator/index.ts
+++ b/packages/openapi-request-validator/index.ts
@@ -8,7 +8,7 @@ import Ajv, {
 } from 'ajv';
 import addFormats from 'ajv-formats';
 import { convertParametersToJSONSchema } from 'openapi-jsonschema-parameters';
-import { IJsonSchema, OpenAPI, OpenAPIV3 } from 'openapi-types';
+import { IJsonSchema, OpenAPI, OpenAPIV3, OpenAPIV3_1 } from 'openapi-types';
 import { dummyLogger, Logger } from 'ts-log';
 const contentTypeParser = require('content-type');
 const LOCAL_DEFINITION_REGEX = /^#\/([^\/]+)\/([^\/]+)$/;
@@ -30,7 +30,7 @@ export interface OpenAPIRequestValidatorArgs {
   loggingKey?: string;
   logger?: Logger;
   parameters?: OpenAPI.Parameters;
-  requestBody?: OpenAPIV3.RequestBodyObject;
+  requestBody?: OpenAPIV3.RequestBodyObject | OpenAPIV3_1.RequestBodyObject;
   schemas?: IJsonSchema[];
   componentSchemas?: IJsonSchema[];
   errorTransformer?(
@@ -57,7 +57,7 @@ export default class OpenAPIRequestValidator
   private isBodyRequired: boolean;
   private logger: Logger = dummyLogger;
   private loggingKey: string = '';
-  private requestBody: OpenAPIV3.RequestBodyObject;
+  private requestBody: OpenAPIV3.RequestBodyObject | OpenAPIV3_1.RequestBodyObject;
   private requestBodyValidators: RequestBodyValidators = {};
   private validateBody: ValidateFunction;
   private validateFormData: ValidateFunction;
@@ -454,7 +454,7 @@ function extendedErrorMapper(mapper) {
 
 function getSchemaForMediaType(
   contentTypeHeader: string,
-  requestBodySpec: OpenAPIV3.RequestBodyObject,
+  requestBodySpec: OpenAPIV3.RequestBodyObject | OpenAPIV3_1.RequestBodyObject,
   logger: Logger,
   loggingKey: string
 ): string {
@@ -594,6 +594,7 @@ function withAddedLocation(location, errors) {
 function resolveAndSanitizeRequestBodySchema(
   requestBodySchema:
     | OpenAPIV3.ReferenceObject
+    | OpenAPIV3_1.ReferenceObject
     | OpenAPIV3.NonArraySchemaObject
     | OpenAPIV3.ArraySchemaObject,
   v: Ajv
@@ -634,6 +635,7 @@ function resolveAndSanitizeRequestBodySchema(
   } else if ('allOf' in requestBodySchema) {
     requestBodySchema.allOf = requestBodySchema.allOf.map((val):
       | OpenAPIV3.ReferenceObject
+      | OpenAPIV3_1.ReferenceObject
       | OpenAPIV3.NonArraySchemaObject
       | OpenAPIV3.ArraySchemaObject => {
       val = sanitizeReadonlyPropertiesFromRequired(val);
@@ -642,6 +644,7 @@ function resolveAndSanitizeRequestBodySchema(
   } else if ('oneOf' in requestBodySchema) {
     requestBodySchema.oneOf = requestBodySchema.oneOf.map((val):
       | OpenAPIV3.ReferenceObject
+      | OpenAPIV3_1.ReferenceObject
       | OpenAPIV3.NonArraySchemaObject
       | OpenAPIV3.ArraySchemaObject => {
       val = sanitizeReadonlyPropertiesFromRequired(val);
@@ -650,6 +653,7 @@ function resolveAndSanitizeRequestBodySchema(
   } else if ('anyOf' in requestBodySchema) {
     requestBodySchema.anyOf = requestBodySchema.anyOf.map((val):
       | OpenAPIV3.ReferenceObject
+      | OpenAPIV3_1.ReferenceObject
       | OpenAPIV3.NonArraySchemaObject
       | OpenAPIV3.ArraySchemaObject => {
       val = sanitizeReadonlyPropertiesFromRequired(val);
@@ -662,6 +666,7 @@ function resolveAndSanitizeRequestBodySchema(
 function sanitizeReadonlyPropertiesFromRequired(
   schema:
     | OpenAPIV3.ReferenceObject
+    | OpenAPIV3_1.ReferenceObject
     | OpenAPIV3.NonArraySchemaObject
     | OpenAPIV3.ArraySchemaObject
 ) {
diff --git a/packages/openapi-response-validator/index.ts b/packages/openapi-response-validator/index.ts
index e306013d..788e2498 100644
--- a/packages/openapi-response-validator/index.ts
+++ b/packages/openapi-response-validator/index.ts
@@ -4,7 +4,7 @@ import Ajv, {
   ErrorObject,
   ValidateFunction,
 } from 'ajv';
-import { IJsonSchema, OpenAPIV2, OpenAPIV3 } from 'openapi-types';
+import { IJsonSchema, OpenAPIV2, OpenAPIV3, OpenAPIV3_1 } from 'openapi-types';
 
 const LOCAL_DEFINITION_REGEX = /^#\/([^\/]+)\/([^\/]+)$/;
 
@@ -22,14 +22,14 @@ export interface OpenAPIResponseValidatorArgs {
   definitions?: {
     [definitionName: string]: IJsonSchema;
   };
-  components?: OpenAPIV3.ComponentsObject;
+  components?: OpenAPIV3.ComponentsObject | OpenAPIV3_1.ComponentsObject;
   externalSchemas?: {
     [index: string]: IJsonSchema;
   };
   loggingKey?: string;
   responses: {
     [responseCode: string]: {
-      schema: OpenAPIV2.Schema | OpenAPIV3.SchemaObject;
+      schema: OpenAPIV2.Schema | OpenAPIV3.SchemaObject | OpenAPIV3_1.SchemaObject;
     };
   };
 
diff --git a/packages/openapi-schema-validator/CHANGELOG.md b/packages/openapi-schema-validator/CHANGELOG.md
index f0abdcbf..601fff2f 100644
--- a/packages/openapi-schema-validator/CHANGELOG.md
+++ b/packages/openapi-schema-validator/CHANGELOG.md
@@ -5,6 +5,9 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## 3.0.3 - 2019-01-31
+### Fixed
+- Add openapi-3.1.json and update logic to use it(#837)
+
 ### Fixed
 - openapi-types: OpenAPIV3: relax security requirement object types (#327)
 
diff --git a/packages/openapi-schema-validator/index.ts b/packages/openapi-schema-validator/index.ts
index 65fbe817..9285c91c 100644
--- a/packages/openapi-schema-validator/index.ts
+++ b/packages/openapi-schema-validator/index.ts
@@ -2,6 +2,7 @@ import ajv, { ValidateFunction, ErrorObject } from 'ajv';
 import addFormats from 'ajv-formats';
 const openapi2Schema = require('./resources/openapi-2.0.json');
 const openapi3Schema = require('./resources/openapi-3.0.json');
+const openapi31Schema = require('./resources/openapi-3.1.json');
 const merge = require('lodash.merge');
 import { IJsonSchema, OpenAPI } from 'openapi-types';
 
@@ -27,10 +28,17 @@ export default class OpenAPISchemaValidator implements IOpenAPISchemaValidator {
   constructor(args: OpenAPISchemaValidatorArgs) {
     const v = new ajv({ allErrors: true, strict: false });
     addFormats(v);
-    const version = (args && parseInt(String(args.version), 10)) || 2;
+    let openApiSchema;
+    switch (args.version) {
+      case '3.1':
+        openApiSchema = openapi31Schema
+        break;
+      default:
+        openApiSchema = (args && parseInt(String(args.version), 10)) || 2 === 2?  openapi2Schema : openapi3Schema;
+    }
     const schema = merge(
       {},
-      version === 2 ? openapi2Schema : openapi3Schema,
+      openApiSchema,
       args ? args.extensions : {}
     );
     v.addSchema(schema);
diff --git a/packages/openapi-schema-validator/resources/openapi-3.1.json b/packages/openapi-schema-validator/resources/openapi-3.1.json
new file mode 100644
index 00000000..5486dc82
--- /dev/null
+++ b/packages/openapi-schema-validator/resources/openapi-3.1.json
@@ -0,0 +1,23 @@
+{
+  "$id": "https://spec.openapis.org/oas/3.1/schema-base/2022-10-07",
+  "$schema": "https://json-schema.org/draft/2020-12/schema",
+
+  "description": "The description of OpenAPI v3.1.x documents using the OpenAPI JSON Schema dialect, as defined by https://spec.openapis.org/oas/v3.1.0",
+
+  "$ref": "https://spec.openapis.org/oas/3.1/schema/2022-10-07",
+  "properties": {
+    "jsonSchemaDialect": { "$ref": "#/$defs/dialect" }
+  },
+
+  "$defs": {
+    "dialect": { "const": "https://spec.openapis.org/oas/3.1/dialect/base" },
+
+    "schema": {
+      "$dynamicAnchor": "meta",
+      "$ref": "https://spec.openapis.org/oas/3.1/dialect/base",
+      "properties": {
+        "$schema": { "$ref": "#/$defs/dialect" }
+      }
+    }
+  }
+}
\ No newline at end of file