diff --git a/package-lock.json b/package-lock.json
index d1809df..665a613 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,6 +13,8 @@
         "@nestjs/core": "^10.0.0",
         "@nestjs/platform-express": "^10.0.0",
         "@nestjs/typeorm": "^10.0.2",
+        "class-transformer": "^0.5.1",
+        "class-validator": "^0.14.1",
         "pg": "^8.12.0",
         "reflect-metadata": "^0.1.13",
         "rxjs": "^7.8.1",
@@ -2122,6 +2124,11 @@
         "@types/superagent": "^8.1.0"
       }
     },
+    "node_modules/@types/validator": {
+      "version": "13.12.1",
+      "resolved": "https://registry.npmjs.org/@types/validator/-/validator-13.12.1.tgz",
+      "integrity": "sha512-w0URwf7BQb0rD/EuiG12KP0bailHKHP5YVviJG9zw3ykAokL0TuxU2TUqMB7EwZ59bDHYdeTIvjI5m0S7qHfOA=="
+    },
     "node_modules/@types/yargs": {
       "version": "17.0.33",
       "resolved": "https://registry.npmjs.org/@types/yargs/-/yargs-17.0.33.tgz",
@@ -3206,6 +3213,21 @@
       "integrity": "sha512-N1NGmowPlGBLsOZLPvm48StN04V4YvQRL0i6b7ctrVY3epjP/ct7hFLOItz6pDIvRjwpfPxi52a2UWV2ziir8g==",
       "dev": true
     },
+    "node_modules/class-transformer": {
+      "version": "0.5.1",
+      "resolved": "https://registry.npmjs.org/class-transformer/-/class-transformer-0.5.1.tgz",
+      "integrity": "sha512-SQa1Ws6hUbfC98vKGxZH3KFY0Y1lm5Zm0SY8XX9zbK7FJCyVEac3ATW0RIpwzW+oOfmHE5PMPufDG9hCfoEOMw=="
+    },
+    "node_modules/class-validator": {
+      "version": "0.14.1",
+      "resolved": "https://registry.npmjs.org/class-validator/-/class-validator-0.14.1.tgz",
+      "integrity": "sha512-2VEG9JICxIqTpoK1eMzZqaV+u/EiwEJkMGzTrZf6sU/fwsnOITVgYJ8yojSy6CaXtO9V0Cc6ZQZ8h8m4UBuLwQ==",
+      "dependencies": {
+        "@types/validator": "^13.11.8",
+        "libphonenumber-js": "^1.10.53",
+        "validator": "^13.9.0"
+      }
+    },
     "node_modules/cli-cursor": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/cli-cursor/-/cli-cursor-3.1.0.tgz",
@@ -6124,6 +6146,11 @@
         "node": ">= 0.8.0"
       }
     },
+    "node_modules/libphonenumber-js": {
+      "version": "1.11.8",
+      "resolved": "https://registry.npmjs.org/libphonenumber-js/-/libphonenumber-js-1.11.8.tgz",
+      "integrity": "sha512-0fv/YKpJBAgXKy0kaS3fnqoUVN8901vUYAKIGD/MWZaDfhJt1nZjPL3ZzdZBt/G8G8Hw2J1xOIrXWdNHFHPAvg=="
+    },
     "node_modules/lines-and-columns": {
       "version": "1.2.4",
       "resolved": "https://registry.npmjs.org/lines-and-columns/-/lines-and-columns-1.2.4.tgz",
@@ -8711,6 +8738,14 @@
         "node": ">=10.12.0"
       }
     },
+    "node_modules/validator": {
+      "version": "13.12.0",
+      "resolved": "https://registry.npmjs.org/validator/-/validator-13.12.0.tgz",
+      "integrity": "sha512-c1Q0mCiPlgdTVVVIJIrBuxNicYE+t/7oKeI9MWLj3fh/uq2Pxh/3eeWbVZ4OcGW1TUf53At0njHw5SMdA3tmMg==",
+      "engines": {
+        "node": ">= 0.10"
+      }
+    },
     "node_modules/vary": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
diff --git a/package.json b/package.json
index 2db9eeb..25e7980 100644
--- a/package.json
+++ b/package.json
@@ -24,6 +24,8 @@
     "@nestjs/core": "^10.0.0",
     "@nestjs/platform-express": "^10.0.0",
     "@nestjs/typeorm": "^10.0.2",
+    "class-transformer": "^0.5.1",
+    "class-validator": "^0.14.1",
     "pg": "^8.12.0",
     "reflect-metadata": "^0.1.13",
     "rxjs": "^7.8.1",
diff --git a/src/random-quote/quote.entity.ts b/src/random-quote/quote.entity.ts
index 4faaa3b..dd761a3 100644
--- a/src/random-quote/quote.entity.ts
+++ b/src/random-quote/quote.entity.ts
@@ -1,4 +1,5 @@
 import { Entity, Column, PrimaryGeneratedColumn } from 'typeorm';
+import { IsNotEmpty } from 'class-validator';
 
 @Entity()
 export class Quote {
@@ -6,9 +7,11 @@ export class Quote {
   id: number;
 
   @Column()
+  @IsNotEmpty()
   content: string;
 
   @Column()
+  @IsNotEmpty()
   author: string;
 
   @Column({ nullable: true })
diff --git a/src/random-quote/random-quote.controller.ts b/src/random-quote/random-quote.controller.ts
index 77ef1fc..c6018f2 100644
--- a/src/random-quote/random-quote.controller.ts
+++ b/src/random-quote/random-quote.controller.ts
@@ -6,10 +6,12 @@ import { Quote } from './quote.entity';
 export class RandomQuoteController {
 
     constructor(private readonly randomQuoteService: RandomQuoteService) {}
-
     @Post()
-    create(@Body() quote: Partial<Quote>): Promise<Quote> {
-        return this.randomQuoteService.create(quote);
+    async create(@Body() quote: Partial<Quote>): Promise<Quote> {
+      if (!quote.content || !quote.author) {
+        throw new Error('Content and author are required.');
+      }
+      return this.randomQuoteService.create(quote);
     }
 
     @Get()