diff --git a/pom.xml b/pom.xml
index 9024947..8582574 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
 
     <groupId>com.drtshock</groupId>
     <artifactId>PlayerVaults</artifactId>
-    <version>3.5.3</version>
+    <version>3.5.4-SNAPSHOT</version>
     <name>PlayerVaults</name>
     <url>http://dev.bukkit.org/bukkit-plugins/playervaults/</url>
 
diff --git a/src/main/java/com/drtshock/playervaults/PlayerVaults.java b/src/main/java/com/drtshock/playervaults/PlayerVaults.java
index a9d2f43..17c641f 100644
--- a/src/main/java/com/drtshock/playervaults/PlayerVaults.java
+++ b/src/main/java/com/drtshock/playervaults/PlayerVaults.java
@@ -27,6 +27,7 @@ import com.drtshock.playervaults.vaultmanagement.VaultViewInfo;
 import net.milkbowl.vault.economy.Economy;
 import org.bukkit.Bukkit;
 import org.bukkit.ChatColor;
+import org.bukkit.Material;
 import org.bukkit.command.Command;
 import org.bukkit.command.CommandSender;
 import org.bukkit.configuration.file.YamlConfiguration;
@@ -38,6 +39,8 @@ import org.bukkit.scheduler.BukkitRunnable;
 
 import java.io.*;
 import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Set;
 import java.util.logging.Level;
 
 public class PlayerVaults extends JavaPlugin {
@@ -55,21 +58,20 @@ public class PlayerVaults extends JavaPlugin {
     private YamlConfiguration signs;
     private File signsFile;
     private boolean saveQueued;
-    private File configFile;
     private boolean backupsEnabled;
     private File backupsFolder = null;
     private File vaultData;
+    private Set<Material> blockedMats = new HashSet<>();
 
     @Override
     public void onEnable() {
         instance = this;
-        configFile = new File(getDataFolder(), "config.yml");
+        loadConfig();
         vaultData = new File(this.getDataFolder(), "uuidvaults");
         getServer().getScheduler().runTask(this, new UUIDConversion()); // Convert to UUIDs first. Class checks if necessary.
         loadLang();
         new UUIDVaultManager();
         getServer().getPluginManager().registerEvents(new Listeners(this), this);
-        loadConfig();
         this.backupsEnabled = this.getConfig().getBoolean("backups.enabled", true);
         loadSigns();
         checkUpdate();
@@ -122,8 +124,9 @@ public class PlayerVaults extends JavaPlugin {
     public boolean onCommand(CommandSender sender, Command cmd, String label, String args[]) {
         if (cmd.getName().equals("pvreload")) {
             reloadConfig();
+            loadConfig(); // To update blocked materials.
             loadLang();
-            sender.sendMessage(ChatColor.GREEN + "Reloaded Playervaults confguration and lang files.");
+            sender.sendMessage(ChatColor.GREEN + "Reloaded PlayerVaults' configuration and lang files.");
         }
         return true;
     }
@@ -164,10 +167,18 @@ public class PlayerVaults extends JavaPlugin {
     }
 
     private void loadConfig() {
-        if (!configFile.exists()) {
-            saveDefaultConfig();
-        } else {
-            updateConfig();
+        saveDefaultConfig();
+
+        // Clear just in case this is a reload.
+        blockedMats.clear();
+        if (getConfig().getBoolean("blockitems", false) && getConfig().contains("blocked-items")) {
+            for (String s : getConfig().getStringList("blocked-items")) {
+                Material mat = Material.matchMaterial(s);
+                if (mat != null) {
+                    blockedMats.add(mat);
+                    getLogger().log(Level.INFO, "Added {0} to list of blocked materials.", mat.name());
+                }
+            }
         }
     }
 
@@ -213,32 +224,6 @@ public class PlayerVaults extends JavaPlugin {
         }
     }
 
-    public void updateConfig() {
-        boolean checkUpdate = getConfig().getBoolean("check-update", true);
-        boolean ecoEnabled = getConfig().getBoolean("economy.enabled", false);
-        int ecoCreate = getConfig().getInt("economy.cost-to-create", 100);
-        int ecoOpen = getConfig().getInt("economy.cost-to-open", 10);
-        int ecoDelete = getConfig().getInt("economy.refund-on-delete", 50);
-        boolean dropEnabled = getConfig().getBoolean("drop-on-death.enabled", false);
-        int dropInvs = getConfig().getInt("drop-on-death.inventories", 50);
-        boolean backupsEnabled = getConfig().getBoolean("backups.enabled", true);
-        configFile.delete();
-        YamlConfiguration conf = YamlConfiguration.loadConfiguration(getResource("config.yml"));
-        setInConfig("check-update", checkUpdate, conf);
-        setInConfig("economy.enabled", ecoEnabled, conf);
-        setInConfig("economy.cost-to-create", ecoCreate, conf);
-        setInConfig("economy.cost-to-open", ecoOpen, conf);
-        setInConfig("economy.refund-on-delete", ecoDelete, conf);
-        setInConfig("drop-on-death.enabled", dropEnabled, conf);
-        setInConfig("drop-on-death.inventories", dropInvs, conf);
-        setInConfig("backups.enabled", backupsEnabled, conf);
-        try {
-            conf.save(configFile);
-        } catch (IOException e) {
-            e.printStackTrace();
-        }
-    }
-
     /**
      * Set an object in the config.yml
      *
@@ -357,6 +342,10 @@ public class PlayerVaults extends JavaPlugin {
         return this.backupsFolder;
     }
 
+    public boolean isBlockedMaterial(Material mat) {
+        return blockedMats.contains(mat);
+    }
+
     public static PlayerVaults getInstance() {
         return instance;
     }
diff --git a/src/main/java/com/drtshock/playervaults/listeners/Listeners.java b/src/main/java/com/drtshock/playervaults/listeners/Listeners.java
index c313775..0bafa21 100644
--- a/src/main/java/com/drtshock/playervaults/listeners/Listeners.java
+++ b/src/main/java/com/drtshock/playervaults/listeners/Listeners.java
@@ -35,6 +35,7 @@ import org.bukkit.event.block.BlockBreakEvent;
 import org.bukkit.event.block.BlockPhysicsEvent;
 import org.bukkit.event.entity.EntityChangeBlockEvent;
 import org.bukkit.event.entity.PlayerDeathEvent;
+import org.bukkit.event.inventory.InventoryClickEvent;
 import org.bukkit.event.inventory.InventoryCloseEvent;
 import org.bukkit.event.player.*;
 import org.bukkit.inventory.Inventory;
@@ -227,4 +228,29 @@ public class Listeners implements Listener {
             event.setCancelled(true);
         }
     }
+
+    @EventHandler(ignoreCancelled = true)
+    public void onClick(InventoryClickEvent event) {
+        if (!(event.getWhoClicked() instanceof Player)) {
+            return;
+        }
+
+        Player player = (Player) event.getWhoClicked();
+        if (player.hasPermission("playervaults.bypassblockeditems")) {
+            return;
+        }
+
+        VaultViewInfo info = PlayerVaults.getInstance().getInVault().get(player.getUniqueId().toString());
+        if (info != null) {
+            int num = info.getNumber();
+            String title = Lang.VAULT_TITLE.toString().replace("%number", String.valueOf(num)).replace("%p", info.getHolder());
+            if ((event.getClickedInventory().getTitle().equalsIgnoreCase(title) || event.isShiftClick()) && event.getCurrentItem() != null) {
+                if (PlayerVaults.getInstance().isBlockedMaterial(event.getCurrentItem().getType())) {
+                    event.setCancelled(true);
+                    player.sendMessage(Lang.TITLE.toString() + Lang.BLOCKED_ITEM.toString().replace("%m", event.getCurrentItem().getType().name()));
+                }
+            }
+        }
+
+    }
 }
diff --git a/src/main/java/com/drtshock/playervaults/util/Lang.java b/src/main/java/com/drtshock/playervaults/util/Lang.java
index fc866f4..0209558 100644
--- a/src/main/java/com/drtshock/playervaults/util/Lang.java
+++ b/src/main/java/com/drtshock/playervaults/util/Lang.java
@@ -50,7 +50,8 @@ public enum Lang {
     CONVERT_COMPLETE("conversion-complete", "&aConverted %converted players to PlayerVaults"),
     CONVERT_BACKGROUND("conversion-background", "&fConversion has been forked to the background. See console for updates."),
     LOCKED("vaults-locked", "&cVaults are currently locked while conversion occurs. Please try again in a moment!"),
-    HELP("help", "/pv <number>");
+    HELP("help", "/pv <number>"),
+    BLOCKED_ITEM("blocked-item", "&6%m &cis blocked from vaults");
 
     private String path;
     private String def;
diff --git a/src/main/resources/config.yml b/src/main/resources/config.yml
index 4cf5e91..892613c 100644
--- a/src/main/resources/config.yml
+++ b/src/main/resources/config.yml
@@ -18,6 +18,21 @@ economy:
   cost-to-open: 10
   refund-on-delete: 50
 
+# Blocked Items
+# Here you can block items in vaults.
+# You can give player's playervaults.bypassblockeditems permission to bypass this list.
+# Ops also have an automatic bypass.
+# Use material names. This does not work with ids.
+
+# Should we even use this? If left to false, the list won't do anything.
+blockitems: false
+
+# Only effective if the above option is true.
+blocked-items:
+  - PUMPKIN
+  - DIAMOND_BLOCK
+
+
 # Cleanup
 # Should we cleanup vaults that haven't been used in awhile?
 # Only checks on restarts. Runs on another thread so it won't
diff --git a/src/main/resources/lang.yml b/src/main/resources/lang.yml
index cd941ce..531769d 100644
--- a/src/main/resources/lang.yml
+++ b/src/main/resources/lang.yml
@@ -27,4 +27,5 @@ plugin-not-found: "&cNo converter found for that plugin"
 conversion-complete: "&aConverted %converted players to PlayerVaults"
 conversion-background: "&fConversion has been forked to the background. See console for updates."
 vaults-locked: "&cVaults are currently locked while conversion occurs. Please try again in a moment!"
-help: "/pv <number>"
\ No newline at end of file
+help: "/pv <number>"
+blocked-item: "&6%m &cis blocked from vaults."
\ No newline at end of file
diff --git a/src/main/resources/plugin.yml b/src/main/resources/plugin.yml
index df5b8a3..a956125 100644
--- a/src/main/resources/plugin.yml
+++ b/src/main/resources/plugin.yml
@@ -29,4 +29,7 @@ permissions:
     default: true
   playervaults.admin:
     description: Admin vault operations.
+    default: op
+  playervaults.bypassblockeditems:
+    description: Bypass blocked items.
     default: op
\ No newline at end of file