diff --git a/ui-ngx/src/app/modules/home/components/widget/lib/scada/scada-symbol.models.ts b/ui-ngx/src/app/modules/home/components/widget/lib/scada/scada-symbol.models.ts
index 8a782a14a2..f01ffa3883 100644
--- a/ui-ngx/src/app/modules/home/components/widget/lib/scada/scada-symbol.models.ts
+++ b/ui-ngx/src/app/modules/home/components/widget/lib/scada/scada-symbol.models.ts
@@ -52,6 +52,7 @@ import {
   isUndefined,
   isUndefinedOrNull,
   mergeDeep,
+  mergeDeepIgnoreArray,
   parseFunction
 } from '@core/utils';
 import { BehaviorSubject, forkJoin, Observable, Observer, of, Subject } from 'rxjs';
@@ -564,7 +565,7 @@ export class ScadaSymbolObject {
     const doc: XMLDocument = new DOMParser().parseFromString(this.svgContent, 'image/svg+xml');
     this.metadata = parseScadaSymbolMetadataFromDom(doc);
     const defaults = defaultScadaSymbolObjectSettings(this.metadata);
-    this.settings = mergeDeep<ScadaSymbolObjectSettings>({} as ScadaSymbolObjectSettings,
+    this.settings = mergeDeepIgnoreArray<ScadaSymbolObjectSettings>({} as ScadaSymbolObjectSettings,
       defaults, this.inputSettings || {} as ScadaSymbolObjectSettings);
     this.prepareMetadata();
     this.prepareSvgShape(doc);
diff --git a/ui-ngx/src/app/modules/home/components/widget/lib/settings/common/scada/scada-symbol-object-settings.component.ts b/ui-ngx/src/app/modules/home/components/widget/lib/settings/common/scada/scada-symbol-object-settings.component.ts
index 58afec4523..8f4b19d4b4 100644
--- a/ui-ngx/src/app/modules/home/components/widget/lib/settings/common/scada/scada-symbol-object-settings.component.ts
+++ b/ui-ngx/src/app/modules/home/components/widget/lib/settings/common/scada/scada-symbol-object-settings.component.ts
@@ -48,7 +48,7 @@ import {
 } from '@home/components/widget/lib/scada/scada-symbol.models';
 import { IAliasController } from '@core/api/widget-api.models';
 import { TargetDevice, widgetType } from '@shared/models/widget.models';
-import { isDefinedAndNotNull, mergeDeep } from '@core/utils';
+import { isDefinedAndNotNull, mergeDeepIgnoreArray } from '@core/utils';
 import {
   ScadaSymbolBehaviorGroup,
   ScadaSymbolPropertyRow,
@@ -288,7 +288,7 @@ export class ScadaSymbolObjectSettingsComponent implements OnInit, OnChanges, Co
   private setupValue() {
     if (this.metadata) {
       const defaults = defaultScadaSymbolObjectSettings(this.metadata);
-      this.modelValue = mergeDeep<ScadaSymbolObjectSettings>(defaults, this.modelValue);
+      this.modelValue = mergeDeepIgnoreArray<ScadaSymbolObjectSettings>(defaults, this.modelValue);
       this.scadaSymbolObjectSettingsFormGroup.patchValue(
         this.modelValue, {emitEvent: false}
       );