diff --git a/bukkit-helper-119/src/main/java/org/dynmap/bukkit/helper/v119/BukkitVersionHelperSpigot119.java b/bukkit-helper-119/src/main/java/org/dynmap/bukkit/helper/v119/BukkitVersionHelperSpigot119.java
index d4d5daf9..e6c27c31 100644
--- a/bukkit-helper-119/src/main/java/org/dynmap/bukkit/helper/v119/BukkitVersionHelperSpigot119.java
+++ b/bukkit-helper-119/src/main/java/org/dynmap/bukkit/helper/v119/BukkitVersionHelperSpigot119.java
@@ -69,7 +69,7 @@ public class BukkitVersionHelperSpigot119 extends BukkitVersionHelper {
     public BukkitVersionHelperSpigot119() {
         boolean unsafeAsync1;
         try {
-            Class.forName("com.destroystokyo.paper.io.PaperFileIOThread");
+            Class.forName("io.papermc.paper.chunk.system.io.RegionFileIOThread");
             unsafeAsync1 = false;
         } catch (ClassNotFoundException e) {
             unsafeAsync1 = true;