src/main/java/com/moulberry/axiom/packet/SetWorldPropertyListener.java

@@ -1,6 +1,7 @@
 package com.moulberry.axiom.packet;
 
 import com.moulberry.axiom.AxiomPaper;
+import com.moulberry.axiom.integration.plotsquared.PlotSquaredIntegration;
 import com.moulberry.axiom.world_properties.server.ServerWorldPropertiesRegistry;
 import com.moulberry.axiom.world_properties.server.ServerWorldPropertyHolder;
 import io.netty.buffer.Unpooled;
@@ -23,6 +24,16 @@ public class SetWorldPropertyListener implements PluginMessageListener {
             return;
         }
 
+        // Call modify world
+        if (!this.plugin.canModifyWorld(player, player.getWorld())) {
+            return;
+        }
+
+        // Don't allow on plot worlds
+        if (PlotSquaredIntegration.isPlotWorld(player.getWorld())) {
+            return;
+        }
+
         FriendlyByteBuf friendlyByteBuf = new FriendlyByteBuf(Unpooled.wrappedBuffer(message));
         ResourceLocation id = friendlyByteBuf.readResourceLocation();
         int type = friendlyByteBuf.readVarInt();

src/main/java/com/moulberry/axiom/world_properties/WorldPropertyWidgetType.java

@@ -60,7 +60,6 @@ public interface WorldPropertyWidgetType<T> {
         }
     };
 
-
     WorldPropertyWidgetType<Void> BUTTON = new WorldPropertyWidgetType<>() {
         @Override
         public WorldPropertyDataType<Void> dataType() {