diff --git a/src/main/java/me/xginko/villageroptimizer/modules/optimization/OptimizeByWorkstation.java b/src/main/java/me/xginko/villageroptimizer/modules/optimization/OptimizeByWorkstation.java
index 770ec2c..d12d8ec 100644
--- a/src/main/java/me/xginko/villageroptimizer/modules/optimization/OptimizeByWorkstation.java
+++ b/src/main/java/me/xginko/villageroptimizer/modules/optimization/OptimizeByWorkstation.java
@@ -109,6 +109,7 @@ public class OptimizeByWorkstation implements VillagerOptimizerModule, Listener
                 if (villager.getProfession() != workstationProfession) continue;
                 WrappedVillager wrapped = villagerCache.getOrAdd(villager);
                 if (wrapped.getJobSite() == null) continue;
+                if (wrapped.getJobSite().getWorld() != workstationLoc.getWorld()) continue;
                 if (LocationUtil.relDistanceSquared3D(wrapped.getJobSite(), workstationLoc) > 1) continue;
 
                 if (!wrapped.canOptimize(cooldown_millis) && !player.hasPermission(Permissions.Bypass.WORKSTATION_COOLDOWN.get())) {