diff --git a/PlotSquared/pom.xml b/PlotSquared/pom.xml
index 85402c343..b976f864b 100644
--- a/PlotSquared/pom.xml
+++ b/PlotSquared/pom.xml
@@ -8,7 +8,7 @@
 	    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 	</properties>
     <artifactId>PlotSquared</artifactId>
-    <version>2.11.14</version>
+    <version>2.11.15</version>
     <name>PlotSquared</name>
     <packaging>jar</packaging>
     <build>
diff --git a/PlotSquared/src/main/java/com/intellectualcrafters/plot/commands/Trim.java b/PlotSquared/src/main/java/com/intellectualcrafters/plot/commands/Trim.java
index e32865c26..0a987cbef 100644
--- a/PlotSquared/src/main/java/com/intellectualcrafters/plot/commands/Trim.java
+++ b/PlotSquared/src/main/java/com/intellectualcrafters/plot/commands/Trim.java
@@ -204,9 +204,7 @@ public class Trim extends SubCommand {
     public static ArrayList<Plot> expired = null;
 
     public static void deleteChunks(final String world, final ArrayList<ChunkLoc> chunks) {
-        for (final ChunkLoc loc : chunks) {
-            ChunkManager.manager.deleteRegionFile(world, loc);
-        }
+        ChunkManager.manager.deleteRegionFiles(world, chunks);
     }
 
     public static void sendMessage(final String message) {
diff --git a/PlotSquared/src/main/java/com/intellectualcrafters/plot/object/PlotId.java b/PlotSquared/src/main/java/com/intellectualcrafters/plot/object/PlotId.java
index d769154a1..c1644801e 100644
--- a/PlotSquared/src/main/java/com/intellectualcrafters/plot/object/PlotId.java
+++ b/PlotSquared/src/main/java/com/intellectualcrafters/plot/object/PlotId.java
@@ -126,6 +126,11 @@ public class PlotId {
 
     private int hash;
     
+    public void recalculateHash() {
+        this.hash = 0;
+        hashCode();
+    }
+    
     @Override
     public int hashCode() {
         if (hash == 0) {
diff --git a/PlotSquared/src/main/java/com/intellectualcrafters/plot/util/ChunkManager.java b/PlotSquared/src/main/java/com/intellectualcrafters/plot/util/ChunkManager.java
index 1ccaf416e..e983876cb 100644
--- a/PlotSquared/src/main/java/com/intellectualcrafters/plot/util/ChunkManager.java
+++ b/PlotSquared/src/main/java/com/intellectualcrafters/plot/util/ChunkManager.java
@@ -38,6 +38,8 @@ public abstract class ChunkManager {
     public abstract List<ChunkLoc> getChunkChunks(String world);
 
     public abstract void deleteRegionFile(final String world, final ChunkLoc loc);
+    
+    public abstract void deleteRegionFiles(final String world, final List<ChunkLoc> chunks);
 
     public abstract Plot hasPlot(String world, ChunkLoc chunk);
 
diff --git a/PlotSquared/src/main/java/com/intellectualcrafters/plot/util/MainUtil.java b/PlotSquared/src/main/java/com/intellectualcrafters/plot/util/MainUtil.java
index 037e1fd48..257a2ce40 100644
--- a/PlotSquared/src/main/java/com/intellectualcrafters/plot/util/MainUtil.java
+++ b/PlotSquared/src/main/java/com/intellectualcrafters/plot/util/MainUtil.java
@@ -1052,6 +1052,8 @@ public class MainUtil {
         p2.id.y = temp.y;
         PlotSquared.getPlots(world).remove(p1.id);
         PlotSquared.getPlots(world).remove(p2.id);
+        p1.id.recalculateHash();
+        p2.id.recalculateHash();
         PlotSquared.getPlots(world).put(p1.id, p1);
         PlotSquared.getPlots(world).put(p2.id, p2);
         // Swap database
@@ -1084,6 +1086,8 @@ public class MainUtil {
         p2.id.y = temp.y;
         PlotSquared.getPlots(world).remove(p1.id);
         PlotSquared.getPlots(world).remove(p2.id);
+        p1.id.recalculateHash();
+        p2.id.recalculateHash();
         PlotSquared.getPlots(world).put(p1.id, p1);
         PlotSquared.getPlots(world).put(p2.id, p2);
         // Swap database
@@ -1113,6 +1117,7 @@ public class MainUtil {
             PlotSquared.getPlots(plot1.world).remove(id);
             plot.id.x += offset_x;
             plot.id.y += offset_y;
+            plot.id.recalculateHash();
             PlotSquared.getPlots(plot2.world).put(plot.id, plot);
         }
         TaskManager.runTaskLater(whenDone, 1);
@@ -1142,6 +1147,7 @@ public class MainUtil {
             PlotSquared.getPlots(plot1.world).remove(id);
             plot.id.x += offset_x;
             plot.id.y += offset_y;
+            plot.id.recalculateHash();
             PlotSquared.getPlots(plot2.world).put(plot.id, plot);
             DBFunc.movePlot(getPlot(worldOriginal, idOriginal), getPlot(plot2.world, new PlotId(id.x + offset_x, id.y + offset_y)));
         }
diff --git a/PlotSquared/src/main/java/com/intellectualcrafters/plot/util/bukkit/BukkitChunkManager.java b/PlotSquared/src/main/java/com/intellectualcrafters/plot/util/bukkit/BukkitChunkManager.java
index 5502bbd32..652591a85 100644
--- a/PlotSquared/src/main/java/com/intellectualcrafters/plot/util/bukkit/BukkitChunkManager.java
+++ b/PlotSquared/src/main/java/com/intellectualcrafters/plot/util/bukkit/BukkitChunkManager.java
@@ -101,10 +101,30 @@ public class BukkitChunkManager extends ChunkManager {
             public void run() {
                 final String directory = world + File.separator + "region" + File.separator + "r." + loc.x + "." + loc.z + ".mca";
                 final File file = new File(directory);
-                PlotSquared.log("&6 - Deleting file: " + file.getName() + " (max 1024 chunks)");
+                PlotSquared.log("&6 - Deleting region: " + file.getName() + " (approx 1024 chunks)");
                 if (file.exists()) {
                     file.delete();
                 }
+                try {
+                    Thread.sleep(100);
+                } catch (InterruptedException e) {}
+            }
+        });
+    }
+    
+    @Override
+    public void deleteRegionFiles(final String world, final List<ChunkLoc> chunks) {
+        TaskManager.runTaskAsync(new Runnable() {
+            @Override
+            public void run() {
+                for (ChunkLoc loc : chunks) {
+                    final String directory = world + File.separator + "region" + File.separator + "r." + loc.x + "." + loc.z + ".mca";
+                    final File file = new File(directory);
+                    PlotSquared.log("&6 - Deleting file: " + file.getName() + " (max 1024 chunks)");
+                    if (file.exists()) {
+                        file.delete();
+                    }
+                }
             }
         });
     }