diff --git a/paper-server/src/main/java/org/bukkit/craftbukkit/util/Commodore.java b/paper-server/src/main/java/org/bukkit/craftbukkit/util/Commodore.java
index 5a7aa491e0..2a2e37a7c6 100644
--- a/paper-server/src/main/java/org/bukkit/craftbukkit/util/Commodore.java
+++ b/paper-server/src/main/java/org/bukkit/craftbukkit/util/Commodore.java
@@ -463,6 +463,12 @@ public class Commodore {
                             super.visitMethodInsn(Opcodes.INVOKEVIRTUAL, runtimeCbPkgPrefix() + "advancement/CraftAdvancement", "getDisplay0", desc, false);
                             return;
                         }
+                        if (owner.equals("org/bukkit/WorldCreator") && name.equals("keepSpawnLoaded") && desc.equals("(Lnet/kyori/adventure/util/TriState;)V")) {
+                            super.visitMethodInsn(opcode, owner, name, "(Lnet/kyori/adventure/util/TriState;)Lorg/bukkit/WorldCreator;", itf);
+                            // new method has a return, so, make sure we pop it
+                            super.visitInsn(Opcodes.POP);
+                            return;
+                        }
                         // Paper end
 
                         // Paper start - ItemFactory#getSpawnEgg (paper had original method that returned ItemStack, upstream added identical but returned Material)