diff --git a/src/main/java/me/ryanhamshire/GriefPrevention/DataStore.java b/src/main/java/me/ryanhamshire/GriefPrevention/DataStore.java
index c327862..de75c32 100644
--- a/src/main/java/me/ryanhamshire/GriefPrevention/DataStore.java
+++ b/src/main/java/me/ryanhamshire/GriefPrevention/DataStore.java
@@ -1476,6 +1476,7 @@ public abstract class DataStore
 		this.addDefault(defaults, Messages.BlockPurchaseCost, "Each claim block costs {0}.  Your balance is {1}.", "0: cost of one block; 1: player's account balance");
 		this.addDefault(defaults, Messages.ClaimBlockLimit, "You've reached your claim block limit.  You can't purchase more.", null);
 		this.addDefault(defaults, Messages.InsufficientFunds, "You don't have enough money.  You need {0}, but you only have {1}.", "0: total cost; 1: player's account balance");
+		this.addDefault(defaults, Messages.MaxBonusReached, "Can't purchase {0} more claim blocks. The server has a limit of {1} bonus claim blocks.", "0: block count; 1: bonus claims limit");
 		this.addDefault(defaults, Messages.PurchaseConfirmation, "Withdrew {0} from your account.  You now have {1} available claim blocks.", "0: total cost; 1: remaining blocks");
 		this.addDefault(defaults, Messages.OnlyPurchaseBlocks, "Claim blocks may only be purchased, not sold.", null);
 		this.addDefault(defaults, Messages.BlockSaleValue, "Each claim block is worth {0}.  You have {1} available for sale.", "0: block value; 1: available blocks");
diff --git a/src/main/java/me/ryanhamshire/GriefPrevention/GriefPrevention.java b/src/main/java/me/ryanhamshire/GriefPrevention/GriefPrevention.java
index 26f38d8..1c51fdd 100644
--- a/src/main/java/me/ryanhamshire/GriefPrevention/GriefPrevention.java
+++ b/src/main/java/me/ryanhamshire/GriefPrevention/GriefPrevention.java
@@ -171,7 +171,8 @@ public class GriefPrevention extends JavaPlugin
 	
 	public boolean config_lockDeathDropsInPvpWorlds;                //whether players' dropped on death items are protected in pvp worlds
 	public boolean config_lockDeathDropsInNonPvpWorlds;             //whether players' dropped on death items are protected in non-pvp worlds
-	
+
+	public int config_economy_claimBlocksMaxBonus;                  //max "bonus" blocks a player can buy.  set to zero for no limit.
 	public double config_economy_claimBlocksPurchaseCost;			//cost to purchase a claim block.  set to zero to disable purchase.
 	public double config_economy_claimBlocksSellValue;				//return on a sold claim block.  set to zero to disable sale.
 	
@@ -611,7 +612,8 @@ public class GriefPrevention extends JavaPlugin
         this.config_pvp_combatTimeoutSeconds = config.getInt("GriefPrevention.PvP.CombatTimeoutSeconds", 15);
         this.config_pvp_allowCombatItemDrop = config.getBoolean("GriefPrevention.PvP.AllowCombatItemDrop", false);
         String bannedPvPCommandsList = config.getString("GriefPrevention.PvP.BlockedSlashCommands", "/home;/vanish;/spawn;/tpa");
-        
+
+        this.config_economy_claimBlocksMaxBonus = config.getInt("GriefPrevention.Economy.ClaimBlocksMaxBonus", 0);
         this.config_economy_claimBlocksPurchaseCost = config.getDouble("GriefPrevention.Economy.ClaimBlocksPurchaseCost", 0);
         this.config_economy_claimBlocksSellValue = config.getDouble("GriefPrevention.Economy.ClaimBlocksSellValue", 0);
         
@@ -877,7 +879,8 @@ public class GriefPrevention extends JavaPlugin
         outConfig.set("GriefPrevention.PvP.AllowFlintAndSteelNearOtherPlayers.PvPWorlds", this.config_pvp_allowFireNearPlayers);
         outConfig.set("GriefPrevention.PvP.AllowFlintAndSteelNearOtherPlayers.NonPvPWorlds", this.config_pvp_allowFireNearPlayers_NonPvp);
         outConfig.set("GriefPrevention.PvP.ProtectPetsOutsideLandClaims", this.config_pvp_protectPets);
-        
+
+        outConfig.set("GriefPrevention.Economy.ClaimBlocksMaxBonus", this.config_economy_claimBlocksMaxBonus);
         outConfig.set("GriefPrevention.Economy.ClaimBlocksPurchaseCost", this.config_economy_claimBlocksPurchaseCost);
         outConfig.set("GriefPrevention.Economy.ClaimBlocksSellValue", this.config_economy_claimBlocksSellValue);
         
@@ -1847,6 +1850,16 @@ public class GriefPrevention extends JavaPlugin
 				//otherwise carry out transaction
 				else
 				{
+					int newBonusClaimBlocks = playerData.getBonusClaimBlocks() + blockCount;
+
+					//if the player is going to reach max bonus limit, send error message
+					int bonusBlocksLimit = GriefPrevention.instance.config_economy_claimBlocksMaxBonus;
+					if (bonusBlocksLimit != 0 && newBonusClaimBlocks > bonusBlocksLimit)
+					{
+						GriefPrevention.sendMessage(player, TextMode.Err, Messages.MaxBonusReached, String.valueOf(blockCount), String.valueOf(bonusBlocksLimit));
+						return true;
+					}
+
 					//withdraw cost
 					economy.withdrawPlayer(player.getName(), totalCost);
 					
diff --git a/src/main/java/me/ryanhamshire/GriefPrevention/Messages.java b/src/main/java/me/ryanhamshire/GriefPrevention/Messages.java
index df2446f..1df91aa 100644
--- a/src/main/java/me/ryanhamshire/GriefPrevention/Messages.java
+++ b/src/main/java/me/ryanhamshire/GriefPrevention/Messages.java
@@ -43,6 +43,7 @@ public enum Messages
     BlockPurchaseCost,
     ClaimBlockLimit,
     InsufficientFunds,
+    MaxBonusReached,
     PurchaseConfirmation,
     OnlyPurchaseBlocks,
     BlockSaleValue,