diff --git a/api/src/main/java/net/md_5/bungee/api/event/CustomClickEvent.java b/api/src/main/java/net/md_5/bungee/api/event/CustomClickEvent.java
index 6860dafb..56bc7767 100644
--- a/api/src/main/java/net/md_5/bungee/api/event/CustomClickEvent.java
+++ b/api/src/main/java/net/md_5/bungee/api/event/CustomClickEvent.java
@@ -20,11 +20,6 @@ import org.jetbrains.annotations.ApiStatus;
 public class CustomClickEvent extends Event implements Cancellable
 {
 
-    /**
-     * Map key containing the form action, if available.
-     */
-    public static final String ACTION_KEY = "action";
-    //
     /**
      * Player who clicked.
      */