diff --git a/Sources/Snowplow/Events/EventBase.swift b/Sources/Snowplow/Events/EventBase.swift
index 0eeb4e628..0adc5c04d 100644
--- a/Sources/Snowplow/Events/EventBase.swift
+++ b/Sources/Snowplow/Events/EventBase.swift
@@ -85,7 +85,7 @@ public class Event: NSObject {
     /// Adds a list of context entities to the existing ones.
     @objc
     public func entities(_ entities: [SelfDescribingJson]) -> Self {
-        self.entities.append(contentsOf: entities)
+        self._entities.append(contentsOf: entities)
         return self
     }
     
@@ -93,8 +93,7 @@ public class Event: NSObject {
     @objc
     @available(*, deprecated, renamed: "entities")
     public func contexts(_ entities: [SelfDescribingJson]) -> Self {
-        self.entities.append(contentsOf: entities)
-        return self
+        return self.entities(entities)
     }
 }