diff --git a/packages/common/interfaces/external/transformer-package.interface.ts b/packages/common/interfaces/external/transformer-package.interface.ts
index cd08a05525f..f13c5fa2e10 100644
--- a/packages/common/interfaces/external/transformer-package.interface.ts
+++ b/packages/common/interfaces/external/transformer-package.interface.ts
@@ -2,7 +2,7 @@ import { Type } from '../type.interface';
 import { ClassTransformOptions } from './class-transform-options.interface';
 
 export interface TransformerPackage {
-  plainToClass<T>(
+  plainToInstance<T>(
     cls: Type<T>,
     plain: unknown,
     options?: ClassTransformOptions,
diff --git a/packages/common/pipes/validation.pipe.ts b/packages/common/pipes/validation.pipe.ts
index 6ee05a4adf9..0aaaa8272f3 100644
--- a/packages/common/pipes/validation.pipe.ts
+++ b/packages/common/pipes/validation.pipe.ts
@@ -121,7 +121,7 @@ export class ValidationPipe implements PipeTransform<any> {
     const isNil = value !== originalValue;
     const isPrimitive = this.isPrimitive(value);
     this.stripProtoKeys(value);
-    let entity = classTransformer.plainToClass(
+    let entity = classTransformer.plainToInstance(
       metatype,
       value,
       this.transformOptions,
diff --git a/packages/common/serializer/class-serializer.interceptor.ts b/packages/common/serializer/class-serializer.interceptor.ts
index 3773fddc036..c0534c4d34c 100644
--- a/packages/common/serializer/class-serializer.interceptor.ts
+++ b/packages/common/serializer/class-serializer.interceptor.ts
@@ -94,7 +94,7 @@ export class ClassSerializerInterceptor implements NestInterceptor {
     if (plainOrClass instanceof options.type) {
       return classTransformer.classToPlain(plainOrClass, options);
     }
-    const instance = classTransformer.plainToClass(options.type, plainOrClass);
+    const instance = classTransformer.plainToInstance(options.type, plainOrClass);
     return classTransformer.classToPlain(instance, options);
   }
 
diff --git a/sample/01-cats-app/src/common/pipes/validation.pipe.ts b/sample/01-cats-app/src/common/pipes/validation.pipe.ts
index 9df091a8812..1a79ae2141c 100644
--- a/sample/01-cats-app/src/common/pipes/validation.pipe.ts
+++ b/sample/01-cats-app/src/common/pipes/validation.pipe.ts
@@ -5,7 +5,7 @@ import {
   PipeTransform,
   Type,
 } from '@nestjs/common';
-import { plainToClass } from 'class-transformer';
+import { plainToInstance } from 'class-transformer';
 import { validate } from 'class-validator';
 
 @Injectable()
@@ -15,7 +15,7 @@ export class ValidationPipe implements PipeTransform<any> {
     if (!metatype || !this.toValidate(metatype)) {
       return value;
     }
-    const object = plainToClass(metatype, value);
+    const object = plainToInstance(metatype, value);
     const errors = await validate(object);
     if (errors.length > 0) {
       throw new BadRequestException('Validation failed');
diff --git a/sample/10-fastify/src/common/pipes/validation.pipe.ts b/sample/10-fastify/src/common/pipes/validation.pipe.ts
index 9df091a8812..1a79ae2141c 100644
--- a/sample/10-fastify/src/common/pipes/validation.pipe.ts
+++ b/sample/10-fastify/src/common/pipes/validation.pipe.ts
@@ -5,7 +5,7 @@ import {
   PipeTransform,
   Type,
 } from '@nestjs/common';
-import { plainToClass } from 'class-transformer';
+import { plainToInstance } from 'class-transformer';
 import { validate } from 'class-validator';
 
 @Injectable()
@@ -15,7 +15,7 @@ export class ValidationPipe implements PipeTransform<any> {
     if (!metatype || !this.toValidate(metatype)) {
       return value;
     }
-    const object = plainToClass(metatype, value);
+    const object = plainToInstance(metatype, value);
     const errors = await validate(object);
     if (errors.length > 0) {
       throw new BadRequestException('Validation failed');