diff --git a/CodeBeam.MudBlazor.Extensions/Components/ComboBox/MudComboBox.razor.cs b/CodeBeam.MudBlazor.Extensions/Components/ComboBox/MudComboBox.razor.cs
index c874f371..11262c03 100644
--- a/CodeBeam.MudBlazor.Extensions/Components/ComboBox/MudComboBox.razor.cs
+++ b/CodeBeam.MudBlazor.Extensions/Components/ComboBox/MudComboBox.razor.cs
@@ -1196,6 +1196,9 @@ public override async Task ForceUpdate()
         /// </summary>
         protected async Task ClearButtonClickHandlerAsync(MouseEventArgs e)
         {
+            if (Disabled || ReadOnly)
+                return;
+
             await UpdateComboBoxValueAsync(default);
             _searchString = null;
             await SetTextAsync(default, false);
@@ -1216,6 +1219,9 @@ protected async Task ClearButtonClickHandlerAsync(MouseEventArgs e)
         /// </summary>
         public async Task Clear()
         {
+            if (Disabled || ReadOnly)
+                return;
+
             await SetValueAsync(default, false);
             _searchString = null;
             await SetTextAsync(default, false);
diff --git a/CodeBeam.MudBlazor.Extensions/Components/InputExtended/MudInputExtended.razor.cs b/CodeBeam.MudBlazor.Extensions/Components/InputExtended/MudInputExtended.razor.cs
index 36494863..4caf374b 100644
--- a/CodeBeam.MudBlazor.Extensions/Components/InputExtended/MudInputExtended.razor.cs
+++ b/CodeBeam.MudBlazor.Extensions/Components/InputExtended/MudInputExtended.razor.cs
@@ -1,6 +1,4 @@
-using System;
-using System.Threading.Tasks;
-using Microsoft.AspNetCore.Components;
+using Microsoft.AspNetCore.Components;
 using Microsoft.AspNetCore.Components.Web;
 using Microsoft.JSInterop;
 using MudBlazor;
@@ -252,6 +250,9 @@ protected override async Task UpdateValuePropertyAsync(bool updateText)
 
         protected virtual async Task ClearButtonClickHandlerAsync(MouseEventArgs e)
         {
+            if (Disabled || ReadOnly)
+                return;
+
             await SetTextAsync(string.Empty, updateValue: true);
             await ElementReference.FocusAsync();
             await OnClearButtonClick.InvokeAsync(e);