diff --git a/worldedit-bukkit/adapters/adapter-1_19/src/main/java/com/sk89q/worldedit/bukkit/adapter/ext/fawe/v1_19_R1/PaperweightAdapter.java b/worldedit-bukkit/adapters/adapter-1_19/src/main/java/com/sk89q/worldedit/bukkit/adapter/ext/fawe/v1_19_R1/PaperweightAdapter.java
index 1d31e9b0e..2379a7d12 100644
--- a/worldedit-bukkit/adapters/adapter-1_19/src/main/java/com/sk89q/worldedit/bukkit/adapter/ext/fawe/v1_19_R1/PaperweightAdapter.java
+++ b/worldedit-bukkit/adapters/adapter-1_19/src/main/java/com/sk89q/worldedit/bukkit/adapter/ext/fawe/v1_19_R1/PaperweightAdapter.java
@@ -963,8 +963,11 @@ public final class PaperweightAdapter implements BukkitImplAdapter<net.minecraft
         MojangWatchdog(DedicatedServer server) throws NoSuchFieldException {
             this.server = server;
             Field tickField = MinecraftServer.class.getDeclaredField(
-                    Refraction.pickName("nextTickTime", "ao")
+                    Refraction.pickName("nextTickTime", "ag")
             );
+            if (tickField.getType() != long.class) {
+                throw new IllegalStateException("nextTickTime is not a long field, mapping is likely incorrect");
+            }
             tickField.setAccessible(true);
             this.tickField = tickField;
         }