diff --git a/common/src/main/java/io/github/flemmli97/flan/Flan.java b/common/src/main/java/io/github/flemmli97/flan/Flan.java
index 505f485..9d0a692 100644
--- a/common/src/main/java/io/github/flemmli97/flan/Flan.java
+++ b/common/src/main/java/io/github/flemmli97/flan/Flan.java
@@ -15,7 +15,7 @@ public class Flan {
 
     public static final Logger logger = LogManager.getLogger("flan");
 
-    public static boolean permissionAPI, gunpowder, playerAbilityLib, ftbRanks, diceMCMoneySign, octoEconomy;
+    public static boolean permissionAPI, gunpowder, playerAbilityLib, ftbRanks, diceMCMoneySign, octoEconomy, diamondCurrency;
 
     public static final DateTimeFormatter onlineTimeFormatter = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm");
 
diff --git a/fabric/build.gradle b/fabric/build.gradle
index f417bbd..7c197e1 100644
--- a/fabric/build.gradle
+++ b/fabric/build.gradle
@@ -65,6 +65,7 @@ dependencies {
     }*/
     modImplementation octo_economy_api
     //modRuntimeOnly eights_economy
+    modImplementation diamond_economy
 
     //modImplementation "io.github.ladysnake:PlayerAbilityLib:${rootProject.player_ability_lib}"
     modCompileOnly "io.github.ladysnake:PlayerAbilityLib:${rootProject.player_ability_lib}"
diff --git a/fabric/src/main/java/io/github/flemmli97/flan/fabric/FlanFabric.java b/fabric/src/main/java/io/github/flemmli97/flan/fabric/FlanFabric.java
index e1f1a13..d748b02 100644
--- a/fabric/src/main/java/io/github/flemmli97/flan/fabric/FlanFabric.java
+++ b/fabric/src/main/java/io/github/flemmli97/flan/fabric/FlanFabric.java
@@ -60,6 +60,7 @@ public class FlanFabric implements ModInitializer {
         Flan.playerAbilityLib = FabricLoader.getInstance().isModLoaded("playerabilitylib");
         Flan.ftbRanks = FabricLoader.getInstance().isModLoaded("ftbranks");
         Flan.octoEconomy = FabricLoader.getInstance().isModLoaded("octo-economy-api");
+        Flan.diamondCurrency = FabricLoader.getInstance().isModLoaded("diamondeconomy");
         if (Flan.playerAbilityLib)
             PlayerAbilityEvents.register();
         if (FabricLoader.getInstance().isModLoaded("dynmap"))
diff --git a/fabric/src/main/java/io/github/flemmli97/flan/fabric/platform/integration/currency/CommandCurrencyImpl.java b/fabric/src/main/java/io/github/flemmli97/flan/fabric/platform/integration/currency/CommandCurrencyImpl.java
index 547ef03..a6fe807 100644
--- a/fabric/src/main/java/io/github/flemmli97/flan/fabric/platform/integration/currency/CommandCurrencyImpl.java
+++ b/fabric/src/main/java/io/github/flemmli97/flan/fabric/platform/integration/currency/CommandCurrencyImpl.java
@@ -3,6 +3,7 @@ package io.github.flemmli97.flan.fabric.platform.integration.currency;
 import com.epherical.octoecon.OctoEconomy;
 import com.epherical.octoecon.api.Currency;
 import com.epherical.octoecon.api.user.UniqueUser;
+import com.gmail.sneakdevs.diamondeconomy.DiamondUtils;
 import io.github.flemmli97.flan.Flan;
 import io.github.flemmli97.flan.claim.PermHelper;
 import io.github.flemmli97.flan.config.ConfigHandler;
@@ -58,6 +59,17 @@ public class CommandCurrencyImpl implements CommandCurrency {
             data.setAdditionalClaims(data.getAdditionalClaims() - blocks);
             message.accept(PermHelper.simpleColoredText(String.format(ConfigHandler.langManager.get("sellSuccess"), blocks, price), ChatFormatting.GOLD));
         }
+        if (Flan.diamondCurrency) {
+            PlayerClaimData data = PlayerClaimData.get(player);
+            if (data.getAdditionalClaims() - Math.max(0, data.usedClaimBlocks() - data.getClaimBlocks()) < blocks) {
+                message.accept(PermHelper.simpleColoredText(ConfigHandler.langManager.get("sellFail"), ChatFormatting.DARK_RED));
+                return false;
+            }
+            double price = blocks * value;
+            DiamondUtils.getDatabaseManager().changeBalance(player.getUUID().toString(), (int) price);
+            data.setAdditionalClaims(data.getAdditionalClaims() - blocks);
+            message.accept(PermHelper.simpleColoredText(String.format(ConfigHandler.langManager.get("sellSuccess"), blocks, price), ChatFormatting.GOLD));
+        }
         message.accept(PermHelper.simpleColoredText(ConfigHandler.langManager.get("currencyMissing"), ChatFormatting.DARK_RED));
         return false;
     }
@@ -101,6 +113,18 @@ public class CommandCurrencyImpl implements CommandCurrency {
             message.accept(PermHelper.simpleColoredText(ConfigHandler.langManager.get("buyFail"), ChatFormatting.DARK_RED));
             return false;
         }
+        if (Flan.diamondCurrency) {
+            double price = Math.max(0, blocks * value);
+            if (DiamondUtils.getDatabaseManager().getBalanceFromUUID(player.getUUID().toString()) >= price) {
+                PlayerClaimData data = PlayerClaimData.get(player);
+                data.setAdditionalClaims(data.getAdditionalClaims() + blocks);
+                DiamondUtils.getDatabaseManager().changeBalance(player.getUUID().toString(), -(int) price);
+                message.accept(PermHelper.simpleColoredText(String.format(ConfigHandler.langManager.get("buySuccess"), blocks, price), ChatFormatting.GOLD));
+                return true;
+            }
+            message.accept(PermHelper.simpleColoredText(ConfigHandler.langManager.get("buyFail"), ChatFormatting.DARK_RED));
+            return false;
+        }
         message.accept(PermHelper.simpleColoredText(ConfigHandler.langManager.get("currencyMissing"), ChatFormatting.DARK_RED));
         return false;
     }
diff --git a/gradle.properties b/gradle.properties
index 8ad78c9..0d2bca1 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -19,6 +19,7 @@ player_ability_lib=1.2.2
 ftb_ranks=1900.1.9-build.42
 dicemcmm=curse.maven:dicemcmoney-406972:3827507
 dynmap_fabric=curse.maven:dynmap-59433:3840510
+diamond_economy=curse.maven:diamondeconomy-534301:3837320
 # not updated
 gunpowder_currency=curse.maven:gunpowdercurrency-402041:3584557
 #