diff --git a/Runtime/Model/Attributes/MachineAttributeProvider.cs b/Runtime/Model/Attributes/MachineAttributeProvider.cs
index d085f8b3..34b51de4 100644
--- a/Runtime/Model/Attributes/MachineAttributeProvider.cs
+++ b/Runtime/Model/Attributes/MachineAttributeProvider.cs
@@ -83,8 +83,7 @@ private void IncludeOsInformation(IDictionary<string, string> attributes)
         private void IncludeGraphicCardInformation(IDictionary<string, string> attributes)
         {
             // if a graphic card is not available
-            if (SystemInfo.graphicsDeviceType == null)
-
+            if (SystemInfo.graphicsDeviceType == UnityEngine.Rendering.GraphicsDeviceType.Null)
             {
                 return;
             }