diff --git a/paper-api/src/main/java/org/bukkit/event/server/BroadcastMessageEvent.java b/paper-api/src/main/java/org/bukkit/event/server/BroadcastMessageEvent.java
index 4ddf7eccc1..ae5631144b 100644
--- a/paper-api/src/main/java/org/bukkit/event/server/BroadcastMessageEvent.java
+++ b/paper-api/src/main/java/org/bukkit/event/server/BroadcastMessageEvent.java
@@ -1,16 +1,16 @@
 package org.bukkit.event.server;
 
+import java.util.Set;
 import org.bukkit.command.CommandSender;
-import org.bukkit.entity.Player;
 import org.bukkit.event.Cancellable;
 import org.bukkit.event.HandlerList;
 
-import java.util.Set;
-
 /**
- * Event triggered for {@link org.bukkit.Server#broadcast(String, String)}
+ * Event triggered for server broadcast messages such as from
+ * {@link org.bukkit.Server#broadcast(String, String)}.
  */
 public class BroadcastMessageEvent extends ServerEvent implements Cancellable {
+
     private static final HandlerList handlers = new HandlerList();
     private String message;
     private final Set<CommandSender> recipients;
@@ -22,7 +22,7 @@ public class BroadcastMessageEvent extends ServerEvent implements Cancellable {
     }
 
     /**
-     * Get the message to broadcast
+     * Get the message to broadcast.
      *
      * @return Message to broadcast
      */
@@ -31,16 +31,24 @@ public class BroadcastMessageEvent extends ServerEvent implements Cancellable {
     }
 
     /**
-     * Set the message to broadcast
+     * Set the message to broadcast.
      *
-     * @param message Message to broadcast
+     * @param message New message to broadcast
      */
     public void setMessage(String message) {
         this.message = message;
     }
 
     /**
-     * Gets a set of recipients that this broadcast message will be displayed to.
+     * Gets a set of recipients that this chat message will be displayed to.
+     * <p>
+     * The set returned is not guaranteed to be mutable and may auto-populate
+     * on access. Any listener accessing the returned set should be aware that
+     * it may reduce performance for a lazy set implementation.
+     * <p>
+     * Listeners should be aware that modifying the list may throw {@link
+     * UnsupportedOperationException} if the event caller provides an
+     * unmodifiable set.
      *
      * @return All CommandSenders who will see this chat message
      */