diff --git a/Bukkit/src/main/java/com/plotsquared/bukkit/listeners/PlayerEvents.java b/Bukkit/src/main/java/com/plotsquared/bukkit/listeners/PlayerEvents.java
index b856f7f85..f216d2b8d 100644
--- a/Bukkit/src/main/java/com/plotsquared/bukkit/listeners/PlayerEvents.java
+++ b/Bukkit/src/main/java/com/plotsquared/bukkit/listeners/PlayerEvents.java
@@ -603,14 +603,11 @@ public class PlayerEvents extends PlotListener implements Listener {
                 }
             }
         }
-        String full = format.replaceAll("%plot_id%", id.x + ";" + id.y).replaceAll("%sender%", sender).replaceAll("%msg%", message);
+        String full = format.replace("%plot_id%", id.x + ";" + id.y).replace("%sender%", sender).replace("%msg%", message);
         full = ChatColor.translateAlternateColorCodes('&', full);
-//        format = format.replaceAll("%plot_id%", id.x + ";" + id.y).replaceAll("%sender%", "%s").replaceAll("%msg%", "%s");
-//        format = ChatColor.translateAlternateColorCodes('&', format);
         for (Player receiver : recipients) {
             receiver.sendMessage(full);
         }
-//        event.setFormat(format);
     }
 
     @EventHandler(priority = EventPriority.LOWEST)
diff --git a/Core/src/main/java/com/intellectualcrafters/plot/object/Plot.java b/Core/src/main/java/com/intellectualcrafters/plot/object/Plot.java
index bafbc6e67..79130e18b 100644
--- a/Core/src/main/java/com/intellectualcrafters/plot/object/Plot.java
+++ b/Core/src/main/java/com/intellectualcrafters/plot/object/Plot.java
@@ -1635,7 +1635,7 @@ public class Plot {
     public boolean removeDenied(UUID uuid) {
         if (uuid == DBFunc.everyone) {
             boolean result = false;
-            for (UUID other : getDenied()) {
+            for (UUID other : new HashSet<>(getDenied())) {
                 result = result || rmvDenied(other);
             }
             return result;
@@ -1662,7 +1662,7 @@ public class Plot {
     public boolean removeTrusted(UUID uuid) {
         if (uuid == DBFunc.everyone) {
             boolean result = false;
-            for (UUID other : getTrusted()) {
+            for (UUID other : new HashSet<>(getTrusted())) {
                 result = result || rmvTrusted(other);
             }
             return result;