diff --git a/src/OpenFeature/Model/ProviderEvents.cs b/src/OpenFeature/Model/ProviderEvents.cs
index 20e6c0f7..bdae057e 100644
--- a/src/OpenFeature/Model/ProviderEvents.cs
+++ b/src/OpenFeature/Model/ProviderEvents.cs
@@ -31,7 +31,7 @@ public class ProviderEventPayload
         /// <summary>
         /// Optional error associated with the event. 
         /// </summary>
-        public ErrorType? errorType { get; set; }
+        public ErrorType? ErrorType { get; set; }
 
         /// <summary>
         /// A List of flags that have been changed.