diff --git a/workers/unity/Packages/io.improbable.gdk.core/Subscriptions/RequiredSubscriptionsInjector.cs b/workers/unity/Packages/io.improbable.gdk.core/Subscriptions/RequiredSubscriptionsInjector.cs
index 73e7d88814..9a782375c4 100644
--- a/workers/unity/Packages/io.improbable.gdk.core/Subscriptions/RequiredSubscriptionsInjector.cs
+++ b/workers/unity/Packages/io.improbable.gdk.core/Subscriptions/RequiredSubscriptionsInjector.cs
@@ -77,6 +77,14 @@ private void HandleSubscriptionsSatisfied()
         private void HandleSubscriptionsNoLongerSatisfied()
         {
             onDisable?.Invoke();
+
+            foreach (var field in info.RequiredFields)
+            {
+                if (!field.FieldType.IsValueType)
+                {
+                    field.SetValue(target, value: null);
+                }
+            }
         }
 
         private class Handler : ISubscriptionAvailabilityHandler