diff --git a/changelogs/3.9.md b/changelogs/3.9.md
index 79605c8e9..4fa55b5b8 100644
--- a/changelogs/3.9.md
+++ b/changelogs/3.9.md
@@ -9,4 +9,31 @@ Plugin developers should **only** update their required API to this version if y
 # 3.9.0
 - Added support for Minecraft: Bedrock Edition 1.12.0
 - Removed compatibility with 1.11.0
-- All packets pertaining to `Entity`s have been renamed to their appropriate `Actor` names to resolve conflicts with new packets.
+
+## Protocol
+- The following classes in the `\pocketmine\network\mcpe\protocol` namespace have been renamed:
+  - `AddEntityPacket` -> `AddActorPacket`
+  - `AddItemEntityPacket` -> `AddItemActorPacket`
+  - `AvailableEntityIdentifiersPacket` -> `AvailableActorIdentifiersPacket`
+  - `BlockEntityDataPacket` -> `BlockActorDataPacket`
+  - `EntityEventPacket` -> `ActorEventPacket`
+  - `EntityFallPacket` -> `ActorFallPacket`
+  - `EntityPickRequestPacket` -> `ActorPickRequestPacket`
+  - `MoveEntityAbsolutePacket` -> `MoveActorAbsolutePacket`
+  - `MoveEntityDeltaPacket` -> `MoveActorDeltaPacket`
+  - `RemoveEntityPacket` -> `RemoveActorPacket`
+  - `SetEntityDataPacket` -> `SetActorDataPacket`
+  - `SetEntityLinkPacket` -> `SetActorLinkPacket`
+  - `SetEntityMotionPacket` -> `SetActorMotionPacket`
+  - `TakeItemEntityPacket` -> `TakeItemActorPacket`
+- The following classes in the `\pocketmine\network\mcpe\protocol` namespace have been removed:
+  - `FullChunkDataPacket`
+- The following classes in the `\pocketmine\network\mcpe\protocol` namespace have been added:
+  - `AddEntityPacket` (not to be confused with the old one)
+  - `ClientCacheBlobStatusPacket`
+  - `ClientCacheMissResponsePacket`
+  - `ClientCacheStatusPacket`
+  - `LevelChunkPacket`
+  - `RemoveEntityPacket` (not to be confused with the old one)
+  - `StructureTemplateDataExportRequestPacket`
+  - `StructureTemplateDataExportResponsePacket`