diff --git a/src/Blazored.LocalStorage/LocalStorageService.cs b/src/Blazored.LocalStorage/LocalStorageService.cs
index c61cb35..900238e 100644
--- a/src/Blazored.LocalStorage/LocalStorageService.cs
+++ b/src/Blazored.LocalStorage/LocalStorageService.cs
@@ -23,7 +23,7 @@ public async ValueTask SetItemAsync<T>(string key, T data, CancellationToken can
             if (string.IsNullOrWhiteSpace(key))
                 throw new ArgumentNullException(nameof(key));
 
-            var e = await RaiseOnChangingAsync(key, data).ConfigureAwait(false);
+            var e = await RaiseOnChangingAsync<T>(key, data).ConfigureAwait(false);
 
             if (e.Cancel)
                 return;
@@ -42,7 +42,7 @@ public async ValueTask SetItemAsStringAsync(string key, string data, Cancellatio
             if (data is null)
                 throw new ArgumentNullException(nameof(data));
 
-            var e = await RaiseOnChangingAsync(key, data).ConfigureAwait(false);
+            var e = await RaiseOnChangingAsync<string>(key, data).ConfigureAwait(false);
 
             if (e.Cancel)
                 return;
@@ -118,7 +118,7 @@ public void SetItem<T>(string key, T data)
             if (string.IsNullOrWhiteSpace(key))
                 throw new ArgumentNullException(nameof(key));
 
-            var e = RaiseOnChangingSync(key, data);
+            var e = RaiseOnChangingSync<T>(key, data);
 
             if (e.Cancel)
                 return;
@@ -136,7 +136,7 @@ public void SetItemAsString(string key, string data)
 
             ArgumentNullException.ThrowIfNull(data);
 
-            var e = RaiseOnChangingSync(key, data);
+            var e = RaiseOnChangingSync<string>(key, data);
 
             if (e.Cancel)
                 return;
@@ -208,12 +208,12 @@ public bool ContainKey(string key)
             => _storageProvider.ContainKey(key);
 
         public event EventHandler<ChangingEventArgs>? Changing;
-        private async Task<ChangingEventArgs> RaiseOnChangingAsync(string key, object? data)
+        private async Task<ChangingEventArgs> RaiseOnChangingAsync<T>(string key, object? data)
         {
             var e = new ChangingEventArgs
             {
                 Key = key,
-                OldValue = await GetItemInternalAsync<object>(key).ConfigureAwait(false),
+                OldValue = await GetItemInternalAsync<T>(key).ConfigureAwait(false),
                 NewValue = data
             };
 
@@ -222,12 +222,12 @@ private async Task<ChangingEventArgs> RaiseOnChangingAsync(string key, object? d
             return e;
         }
 
-        private ChangingEventArgs RaiseOnChangingSync(string key, object? data)
+        private ChangingEventArgs RaiseOnChangingSync<T>(string key, object? data)
         {
             var e = new ChangingEventArgs
             {
                 Key = key,
-                OldValue = GetItemInternal(key),
+                OldValue = GetItemInternal<T>(key),
                 NewValue = data
             };
 
@@ -255,7 +255,7 @@ private ChangingEventArgs RaiseOnChangingSync(string key, object? data)
             }
         }
 
-        private object? GetItemInternal(string key)
+        private object? GetItemInternal<T>(string key)
         {
             if (string.IsNullOrEmpty(key))
                 throw new ArgumentNullException(nameof(key));
@@ -267,7 +267,7 @@ private ChangingEventArgs RaiseOnChangingSync(string key, object? data)
 
             try
             {
-                return _serializer.Deserialize<object>(serialisedData);
+                return _serializer.Deserialize<T>(serialisedData);
             }
             catch (JsonException)
             {
diff --git a/tests/Blazored.LocalStorage.Tests/Blazored.LocalStorage.Tests.csproj b/tests/Blazored.LocalStorage.Tests/Blazored.LocalStorage.Tests.csproj
index 2345c02..b69f4d5 100644
--- a/tests/Blazored.LocalStorage.Tests/Blazored.LocalStorage.Tests.csproj
+++ b/tests/Blazored.LocalStorage.Tests/Blazored.LocalStorage.Tests.csproj
@@ -14,7 +14,7 @@
     <PackageReference Include="FluentAssertions" Version="6.8.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.4.0" />
     <PackageReference Include="Moq" Version="4.18.2" />
-    <PackageReference Include="System.Text.Json" Version="8.0.0" />
+    <PackageReference Include="System.Text.Json" Version="8.0.4" />
     <PackageReference Include="xunit" Version="2.4.2" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.5">
       <PrivateAssets>all</PrivateAssets>