diff --git a/ui-ngx/src/app/shared/components/directives/tb-json-to-string.directive.ts b/ui-ngx/src/app/shared/components/directives/tb-json-to-string.directive.ts
index ff8d2adead..7ef523e7d0 100644
--- a/ui-ngx/src/app/shared/components/directives/tb-json-to-string.directive.ts
+++ b/ui-ngx/src/app/shared/components/directives/tb-json-to-string.directive.ts
@@ -26,6 +26,7 @@ import {
   Validator
 } from '@angular/forms';
 import { ErrorStateMatcher } from '@angular/material/core';
+import { isObject } from "@core/utils";
 
 @Directive({
   selector: '[tb-json-to-string]',
@@ -53,7 +54,11 @@ export class TbJsonToStringDirective implements ControlValueAccessor, Validator,
   @HostListener('input', ['$event.target.value']) input(newValue: any): void {
     try {
       this.data = JSON.parse(newValue);
-      this.parseError = false;
+      if (isObject(this.data)) {
+        this.parseError = false;
+      } else {
+        this.parseError = true;
+      }
     } catch (e) {
       this.parseError = true;
     }
diff --git a/ui-ngx/src/app/shared/components/json-object-edit.component.ts b/ui-ngx/src/app/shared/components/json-object-edit.component.ts
index e7a1b97cad..919dbace34 100644
--- a/ui-ngx/src/app/shared/components/json-object-edit.component.ts
+++ b/ui-ngx/src/app/shared/components/json-object-edit.component.ts
@@ -22,7 +22,7 @@ import { ActionNotificationHide, ActionNotificationShow } from '@core/notificati
 import { Store } from '@ngrx/store';
 import { AppState } from '@core/core.state';
 import { CancelAnimationFrame, RafService } from '@core/services/raf.service';
-import { guid, isDefinedAndNotNull, isLiteralObject, isUndefined } from '@core/utils';
+import { guid, isDefinedAndNotNull, isObject, isUndefined } from '@core/utils';
 import { ResizeObserver } from '@juggle/resize-observer';
 import { getAce } from '@shared/models/ace/ace.models';
 
@@ -259,7 +259,7 @@ export class JsonObjectEditComponent implements OnInit, ControlValueAccessor, Va
       if (this.contentValue && this.contentValue.length > 0) {
         try {
           data = JSON.parse(this.contentValue);
-          if (!isLiteralObject(data)) {
+          if (!isObject(data)) {
             throw new TypeError(`Value is not a valid JSON`);
           }
           this.objectValid = true;
diff --git a/ui-ngx/src/app/shared/models/constants.ts b/ui-ngx/src/app/shared/models/constants.ts
index 2a01a7eae4..37027edc68 100644
--- a/ui-ngx/src/app/shared/models/constants.ts
+++ b/ui-ngx/src/app/shared/models/constants.ts
@@ -202,7 +202,7 @@ export const valueTypesMap = new Map<ValueType, ValueTypeData>(
       ValueType.JSON,
       {
         name: 'value.json',
-        icon: 'mdi:json'
+        icon: 'mdi:code-json'
       }
     ]
   ]