diff --git a/backend/packages/Upgrade/src/api/controllers/FeatureFlagController.ts b/backend/packages/Upgrade/src/api/controllers/FeatureFlagController.ts
index 76c14f4f14..0fe579627c 100644
--- a/backend/packages/Upgrade/src/api/controllers/FeatureFlagController.ts
+++ b/backend/packages/Upgrade/src/api/controllers/FeatureFlagController.ts
@@ -10,8 +10,13 @@ import {
 } from './validators/FeatureFlagsPaginatedParamsValidator';
 import { FeatureFlagFilterModeUpdateValidator } from './validators/FeatureFlagFilterModeUpdateValidator';
 import { AppRequest, PaginationResponse } from '../../types';
-import { SERVER_ERROR, IFeatureFlagFile } from 'upgrade_types';
-import { FeatureFlagValidation, IdValidator, UserParamsValidator } from './validators/FeatureFlagValidator';
+import { SERVER_ERROR } from 'upgrade_types';
+import {
+  FeatureFlagImportValidation,
+  FeatureFlagValidation,
+  IdValidator,
+  UserParamsValidator,
+} from './validators/FeatureFlagValidator';
 import { ExperimentUserService } from '../services/ExperimentUserService';
 import { FeatureFlagListValidator } from '../controllers/validators/FeatureFlagListValidator';
 import { Segment } from 'src/api/models/Segment';
@@ -314,7 +319,7 @@ export class FeatureFlagsController {
    *       parameters:
    *         - in: body
    *           name: statusUpdate
-   *           description: Updating the featur flag's status
+   *           description: Updating the feature flag's status
    *           schema:
    *             type: object
    *             required:
@@ -352,7 +357,7 @@ export class FeatureFlagsController {
    *       parameters:
    *         - in: body
    *           name: updateFilterMode
-   *           description: Updating the featur flag's filter mode
+   *           description: Updating the feature flag's filter mode
    *           schema:
    *             type: object
    *             required:
@@ -457,7 +462,7 @@ export class FeatureFlagsController {
    *         - application/json
    *       parameters:
    *         - in: body
-   *           name: addinclusionList
+   *           name: add inclusionList
    *           description: Adding an inclusion list to the feature flag
    *           schema:
    *             type: object
@@ -701,9 +706,9 @@ export class FeatureFlagsController {
    */
   @Post('/import/validation')
   public async validateImportFeatureFlags(
-    @Body({ validate: true }) featureFlags: IFeatureFlagFile[],
+    @Body({ validate: true }) featureFlags: FeatureFlagImportValidation,
     @Req() request: AppRequest
   ): Promise<ValidatedFeatureFlagsError[]> {
-    return await this.featureFlagService.validateImportFeatureFlags(featureFlags, request.logger);
+    return await this.featureFlagService.validateImportFeatureFlags(featureFlags.files, request.logger);
   }
 }
diff --git a/backend/packages/Upgrade/src/api/controllers/validators/FeatureFlagValidator.ts b/backend/packages/Upgrade/src/api/controllers/validators/FeatureFlagValidator.ts
index 7a700c8fa4..55650c2145 100644
--- a/backend/packages/Upgrade/src/api/controllers/validators/FeatureFlagValidator.ts
+++ b/backend/packages/Upgrade/src/api/controllers/validators/FeatureFlagValidator.ts
@@ -73,3 +73,22 @@ export class IdValidator {
   @IsUUID()
   public id: string;
 }
+
+export class FeatureFlagImportValidation {
+  @IsArray()
+  @ValidateNested({ each: true })
+  @Type(() => FeatureFlagFile)
+  public files: FeatureFlagFile[];
+}
+
+class FeatureFlagFile {
+  @IsString()
+  @IsNotEmpty()
+  @IsDefined()
+  public fileName: string;
+
+  @IsString()
+  @IsNotEmpty()
+  @IsDefined()
+  public fileContent: string;
+}
diff --git a/frontend/projects/upgrade/src/app/core/feature-flags/feature-flags.data.service.ts b/frontend/projects/upgrade/src/app/core/feature-flags/feature-flags.data.service.ts
index a3ccf47e50..9e47713dfb 100644
--- a/frontend/projects/upgrade/src/app/core/feature-flags/feature-flags.data.service.ts
+++ b/frontend/projects/upgrade/src/app/core/feature-flags/feature-flags.data.service.ts
@@ -45,12 +45,12 @@ export class FeatureFlagsDataService {
     return this.http.put<FeatureFlag>(url, flag);
   }
 
-  validateFeatureFlag(featureFlag: IFeatureFlagFile[]) {
+  validateFeatureFlag(featureFlag: { files: IFeatureFlagFile[] }) {
     const url = this.environment.api.validateFeatureFlag;
     return this.http.post(url, featureFlag);
   }
 
-  importFeatureFlag(featureFlag: IFeatureFlagFile[]) {
+  importFeatureFlag(featureFlag: { files: IFeatureFlagFile[] }) {
     const url = this.environment.api.importFeatureFlag;
     return this.http.post(url, featureFlag);
   }
diff --git a/frontend/projects/upgrade/src/app/features/dashboard/feature-flags/modals/import-feature-flag-modal/import-feature-flag-modal.component.ts b/frontend/projects/upgrade/src/app/features/dashboard/feature-flags/modals/import-feature-flag-modal/import-feature-flag-modal.component.ts
index 1604c18bc7..4176014fb8 100644
--- a/frontend/projects/upgrade/src/app/features/dashboard/feature-flags/modals/import-feature-flag-modal/import-feature-flag-modal.component.ts
+++ b/frontend/projects/upgrade/src/app/features/dashboard/feature-flags/modals/import-feature-flag-modal/import-feature-flag-modal.component.ts
@@ -4,7 +4,7 @@ import {
   CommonStatusIndicatorChipComponent,
 } from '../../../../../shared-standalone-component-lib/components';
 import { BehaviorSubject, Observable, combineLatest, firstValueFrom, map } from 'rxjs';
-import { MAT_DIALOG_DATA, MatDialog, MatDialogRef } from '@angular/material/dialog';
+import { MAT_DIALOG_DATA, MatDialogRef } from '@angular/material/dialog';
 import { CommonModule } from '@angular/common';
 import { SharedModule } from '../../../../../shared/shared.module';
 import { CommonImportContainerComponent } from '../../../../../shared-standalone-component-lib/components/common-import-container/common-import-container.component';
@@ -87,7 +87,7 @@ export class ImportFeatureFlagModalComponent {
   async checkValidation(files: IFeatureFlagFile[]) {
     try {
       const validationErrors = (await firstValueFrom(
-        this.featureFlagsDataService.validateFeatureFlag(files)
+        this.featureFlagsDataService.validateFeatureFlag({ files: files })
       )) as ValidateFeatureFlagError[];
       this.fileValidationErrors = validationErrors.filter((data) => data.compatibilityType != null) || [];
       this.fileValidationErrorDataSource.data = this.fileValidationErrors;
@@ -114,7 +114,7 @@ export class ImportFeatureFlagModalComponent {
     try {
       this.isImportActionBtnDisabled.next(true);
       const importResult = (await firstValueFrom(
-        this.featureFlagsDataService.importFeatureFlag(this.fileData)
+        this.featureFlagsDataService.importFeatureFlag({ files: this.fileData })
       )) as importError[];
 
       this.showNotification(importResult);