diff --git a/frontent/src/app/components/main-page/import-export/import-export.component.html b/frontent/src/app/components/main-page/import-export/import-export.component.html
index e0835af..5aada93 100644
--- a/frontent/src/app/components/main-page/import-export/import-export.component.html
+++ b/frontent/src/app/components/main-page/import-export/import-export.component.html
@@ -17,18 +17,18 @@
       Импорт
     </div>
     <input
-      accept=".csv"
-      tuiInputFiles
-      [formControl]="control"
+      accept=".json"
+    tuiInputFiles
+    [formControl]="control"
     />
   </label>
 
   <tui-files class="tui-space_top-1">
     <tui-file
-      *ngIf="control.value | tuiFileRejected: {accept: '.csv'} | async as file"
-      state="error"
-      [file]="file"
-      (remove)="removeFile()"
+      *ngIf="control.value | tuiFileRejected: {accept: '.json'} | async as file"
+    state="error"
+    [file]="file"
+    (remove)="removeFile()"
     ></tui-file>
 
     <tui-file
diff --git a/frontent/src/app/components/main-page/import-export/import-export.component.ts b/frontent/src/app/components/main-page/import-export/import-export.component.ts
index 80e1791..e835f1b 100644
--- a/frontent/src/app/components/main-page/import-export/import-export.component.ts
+++ b/frontent/src/app/components/main-page/import-export/import-export.component.ts
@@ -4,7 +4,7 @@ import { catchError, finalize, map, Observable, of, Subject, switchMap } from "r
 import { FormControl, ReactiveFormsModule, Validators } from "@angular/forms";
 import { AsyncPipe, NgIf } from "@angular/common";
 import { ToponymsService } from "../../../services/toponyms.service";
-import {TuiAppearance, TuiButton} from "@taiga-ui/core";
+import { TuiAppearance, TuiButton } from "@taiga-ui/core";
 
 @Component({
   selector: 'app-import-export',
@@ -15,8 +15,7 @@ import {TuiAppearance, TuiButton} from "@taiga-ui/core";
 })
 export class ImportExportComponent {
 
-  constructor(private readonly toponymsService: ToponymsService) {
-  }
+  constructor(private readonly toponymsService: ToponymsService) { }
 
   protected readonly control = new FormControl<TuiFileLike | null>(
     null,
@@ -41,7 +40,6 @@ export class ImportExportComponent {
     }
 
     this.loadingFiles$.next(file);
-
     return this.toponymsService.import(file as File).pipe(
       map(() => {
         return file;
@@ -61,7 +59,7 @@ export class ImportExportComponent {
         const url = window.URL.createObjectURL(blob);
         const a = document.createElement('a');
         a.href = url;
-        a.download = 'exported_data.csv';
+        a.download = 'exported_data.json';
         document.body.appendChild(a);
         a.click();
         document.body.removeChild(a);
diff --git a/frontent/src/app/services/toponyms.service.ts b/frontent/src/app/services/toponyms.service.ts
index 1b21fed..a2bd633 100644
--- a/frontent/src/app/services/toponyms.service.ts
+++ b/frontent/src/app/services/toponyms.service.ts
@@ -25,25 +25,25 @@ export class ToponymsService {
     const formData = new FormData();
     formData.append('file', file);
 
-    const uploadUrl = 'http://localhost:5001/api/import';
+    const uploadUrl = `http://localhost:5001/api/import`;
 
     return this.http.post(uploadUrl, formData)
       .pipe(
         catchError(error => {
-          console.error('Error fetching toponyms:', error);
-          return throwError(error);
+          console.error('Error importing JSON:', error);
+          return throwError(() => error);
         })
       );
   }
 
   export(): Observable<Blob> {
-    const downloadUrl = 'http://localhost:5001/api/export';
-    const headers = new HttpHeaders({ 'Content-Type': 'application/json' });
+    const downloadUrl = `http://localhost:5001/api/export`;
+    const headers = new HttpHeaders({ 'Accept': 'application/json' });
 
     return this.http.get(downloadUrl, { headers, responseType: 'blob' }).pipe(
       catchError(error => {
-        console.error('Error downloading CSV:', error);
-        return throwError(error);
+        console.error('Error exporting JSON:', error);
+        return throwError(() => error);
       })
     );
   }