diff --git a/stores/calculation/options/index.ts b/stores/calculation/options/index.ts
index 58ad86d..f9838b8 100644
--- a/stores/calculation/options/index.ts
+++ b/stores/calculation/options/index.ts
@@ -6,7 +6,6 @@
 import type { Elements } from 'Components/Calculation/config/map-values';
 import defaultOptions from 'config/default-options';
 import type { BaseOption } from 'Elements/types';
-import { mergeWith } from 'lodash';
 import { makeAutoObservable } from 'mobx';
 import type RootStore from 'stores/root';
 import type { CalculationOptions, Filter, OptionsFilters } from './types';
@@ -63,14 +62,31 @@ export default class OptionsStore {
     return filter ? options && filter(options) : options;
   }
 
-  setOptions = (elementName: Elements, options: BaseOption[]) => {
-    this.options[elementName] = options;
+  resetOptions = (elementsNames: readonly Elements[]) => {
+    elementsNames.forEach((elementName) => {
+      this.setOption(elementName, defaultOptions[elementName]!);
+    });
   };
 
-  mergeOptions = (options: Partial<CalculationOptions>) => {
-    mergeWith(this.options, options, (objValue, srcValue) =>
-      objValue === undefined ? srcValue : objValue
-    );
+  setOption = (elementName: Elements, option: BaseOption[]) => {
+    this.options[elementName] = option;
+  };
+
+  setOptions = (
+    options: Partial<CalculationOptions>,
+    settings?: { reset: boolean; exclude: Elements[] }
+  ) => {
+    if (settings?.reset) {
+      this.resetOptions(
+        (Object.keys(defaultOptions) as Elements[]).filter(
+          (elementName) => !settings?.exclude.includes(elementName)
+        )
+      );
+    }
+
+    (Object.keys(options) as Elements[]).forEach((elementName) => {
+      this.setOption(elementName, options[elementName]!);
+    });
   };
 
   clearOptions = (elementName: Elements) => {