diff --git a/src/modules/Elsa.Workflows.Core/Models/ActivityConstructorContext.cs b/src/modules/Elsa.Workflows.Core/Models/ActivityConstructorContext.cs
index 6293a3d75..78d9f1ca3 100644
--- a/src/modules/Elsa.Workflows.Core/Models/ActivityConstructorContext.cs
+++ b/src/modules/Elsa.Workflows.Core/Models/ActivityConstructorContext.cs
@@ -156,7 +156,7 @@ public static class JsonActivityConstructorContextHelper
             if (!activityRoot.TryGetProperty(propertyName, out var propertyElement) || propertyElement.ValueKind == JsonValueKind.Null || propertyElement.ValueKind == JsonValueKind.Undefined)
                 continue;
 
-            if(propertyElement.ValueKind == JsonValueKind.Object && !propertyElement.TryGetProperty("typeName", out var typeNameElement))
+            if(propertyElement.ValueKind == JsonValueKind.Object && !propertyElement.TryGetProperty("typeName", out var _))
             {
                 var exception = new InvalidActivityDescriptorInputException(
                     $"Activity descriptor '{activityDescriptor.Name}' has invalid input property '{propertyName}'; missing required property 'typeName'"
diff --git a/src/modules/Elsa.Workflows.Core/Serialization/Converters/ActivityJsonConverter.cs b/src/modules/Elsa.Workflows.Core/Serialization/Converters/ActivityJsonConverter.cs
index dc86b6fd4..25ef8a252 100644
--- a/src/modules/Elsa.Workflows.Core/Serialization/Converters/ActivityJsonConverter.cs
+++ b/src/modules/Elsa.Workflows.Core/Serialization/Converters/ActivityJsonConverter.cs
@@ -39,8 +39,7 @@ public class ActivityJsonConverter(
         }
 
         var clonedOptions = GetClonedOptions(options);
-        var logger = serviceProvider.GetRequiredService<ILogger<ActivityJsonConverter>>();
-
+        
         // If the activity type is not found, create a NotFoundActivity instead.
         if (activityDescriptor == null)
         {