diff --git a/src/app/components/chain-add/chain-add.ts b/src/app/components/chain-add/chain-add.ts
index df1f64d..370befb 100644
--- a/src/app/components/chain-add/chain-add.ts
+++ b/src/app/components/chain-add/chain-add.ts
@@ -19,8 +19,8 @@ import { SettingsBaseAdd } from '../settings-base-add/settings-base-add';
 })
 export class ChainAdd extends SettingsBaseAdd {
   private readonly chainSettings = inject(ChainSettings);
-  override readonly form = new ChainFormGroup();
-  override title = 'settings.chain.new_chain';
+  readonly form = new ChainFormGroup();
+  title = 'settings.chain.new_chain';
 
   async save() {
     const name = this.form.controls.name.value;
diff --git a/src/app/components/settings-base-add/settings-base-add.ts b/src/app/components/settings-base-add/settings-base-add.ts
index c04dbb5..aa62be4 100644
--- a/src/app/components/settings-base-add/settings-base-add.ts
+++ b/src/app/components/settings-base-add/settings-base-add.ts
@@ -1,8 +1,8 @@
 import { FormGroup } from '@angular/forms';
 
 export abstract class SettingsBaseAdd {
-  title = '';
-  form = new FormGroup({})
+  abstract title: string;
+  abstract form: FormGroup;
   
   protected abstract save(): Promise<void>
 }