diff --git a/api/build.gradle.kts b/api/build.gradle.kts
index 3e6af638..52b99bde 100644
--- a/api/build.gradle.kts
+++ b/api/build.gradle.kts
@@ -1,7 +1,7 @@
 dependencies {
-    compileOnly("io.papermc.paper:paper-api:1.20.1-R0.1-SNAPSHOT")
+    compileOnly("io.papermc.paper:paper-api:1.20.4-R0.1-SNAPSHOT")
     compileOnly("com.comphenix.protocol:ProtocolLib:5.1.0")
-    implementation("de.tr7zw:item-nbt-api:2.12.1")
+    implementation("de.tr7zw:item-nbt-api:2.12.2")
 }
 
 tasks {
diff --git a/api/src/main/java/net/momirealms/customfishing/api/manager/PlaceholderManager.java b/api/src/main/java/net/momirealms/customfishing/api/manager/PlaceholderManager.java
index bcb40e83..5cd26729 100644
--- a/api/src/main/java/net/momirealms/customfishing/api/manager/PlaceholderManager.java
+++ b/api/src/main/java/net/momirealms/customfishing/api/manager/PlaceholderManager.java
@@ -81,4 +81,20 @@ public interface PlaceholderManager {
      * @return The list of text strings with placeholders replaced by their values.
      */
     List<String> parse(@Nullable OfflinePlayer player, List<String> list, Map<String, String> replacements);
+
+    /**
+     * Get an expression's value
+     * @param player player
+     * @param formula formula
+     * @param vars vars
+     * @return result
+     */
+    double getExpressionValue(Player player, String formula, Map<String, String> vars);
+
+    /**
+     * Get an expression's value
+     * @param formula formula
+     * @return result
+     */
+    double getExpressionValue(String formula);
 }
diff --git a/build.gradle.kts b/build.gradle.kts
index b4219b74..0cf6edef 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -7,7 +7,7 @@ plugins {
 
 allprojects {
 
-    version = "2.0.5"
+    version = "2.0.6"
 
     apply<JavaPlugin>()
     apply(plugin = "java")
diff --git a/plugin/src/main/java/net/momirealms/customfishing/compatibility/papi/PlaceholderManagerImpl.java b/plugin/src/main/java/net/momirealms/customfishing/compatibility/papi/PlaceholderManagerImpl.java
index f607b597..8a36128f 100644
--- a/plugin/src/main/java/net/momirealms/customfishing/compatibility/papi/PlaceholderManagerImpl.java
+++ b/plugin/src/main/java/net/momirealms/customfishing/compatibility/papi/PlaceholderManagerImpl.java
@@ -19,6 +19,8 @@ package net.momirealms.customfishing.compatibility.papi;
 
 import net.momirealms.customfishing.api.CustomFishingPlugin;
 import net.momirealms.customfishing.api.manager.PlaceholderManager;
+import net.momirealms.customfishing.util.ConfigUtils;
+import net.objecthunter.exp4j.ExpressionBuilder;
 import org.bukkit.Bukkit;
 import org.bukkit.OfflinePlayer;
 import org.bukkit.configuration.ConfigurationSection;
@@ -196,4 +198,14 @@ public class PlaceholderManagerImpl implements PlaceholderManager {
     public boolean hasPapi() {
         return hasPapi;
     }
+
+    @Override
+    public double getExpressionValue(Player player, String formula, Map<String, String> vars) {
+        return ConfigUtils.getExpressionValue(player, formula, vars);
+    }
+
+    @Override
+    public double getExpressionValue(String formula) {
+        return new ExpressionBuilder(formula).build().evaluate();
+    }
 }
diff --git a/plugin/src/main/java/net/momirealms/customfishing/mechanic/action/ActionManagerImpl.java b/plugin/src/main/java/net/momirealms/customfishing/mechanic/action/ActionManagerImpl.java
index cff1c1ea..477c8846 100644
--- a/plugin/src/main/java/net/momirealms/customfishing/mechanic/action/ActionManagerImpl.java
+++ b/plugin/src/main/java/net/momirealms/customfishing/mechanic/action/ActionManagerImpl.java
@@ -703,8 +703,10 @@ public class ActionManagerImpl implements ActionManager {
         registerAction("delay", (args, chance) -> {
             List<Action> actions = new ArrayList<>();
             int delay;
+            boolean async;
             if (args instanceof ConfigurationSection section) {
                 delay = section.getInt("delay", 1);
+                async = section.getBoolean("async", false);
                 ConfigurationSection actionSection = section.getConfigurationSection("actions");
                 if (actionSection != null) {
                     for (Map.Entry<String, Object> entry : actionSection.getValues(false).entrySet()) {
@@ -715,14 +717,23 @@ public class ActionManagerImpl implements ActionManager {
                 }
             } else {
                 delay = 1;
+                async = false;
             }
             return condition -> {
                 if (Math.random() > chance) return;
-                plugin.getScheduler().runTaskSyncLater(() -> {
-                    for (Action action : actions) {
-                        action.trigger(condition);
-                    }
-                }, condition.getLocation(), delay * 50L, TimeUnit.MILLISECONDS);
+                if (async) {
+                    plugin.getScheduler().runTaskSyncLater(() -> {
+                        for (Action action : actions) {
+                            action.trigger(condition);
+                        }
+                    }, condition.getLocation(), delay * 50L, TimeUnit.MILLISECONDS);
+                } else {
+                    plugin.getScheduler().runTaskSyncLater(() -> {
+                        for (Action action : actions) {
+                            action.trigger(condition);
+                        }
+                    }, condition.getLocation(), delay * 50L, TimeUnit.MILLISECONDS);
+                }
             };
         });
     }
diff --git a/plugin/src/main/java/net/momirealms/customfishing/mechanic/item/ItemManagerImpl.java b/plugin/src/main/java/net/momirealms/customfishing/mechanic/item/ItemManagerImpl.java
index fef9eebe..12f69481 100644
--- a/plugin/src/main/java/net/momirealms/customfishing/mechanic/item/ItemManagerImpl.java
+++ b/plugin/src/main/java/net/momirealms/customfishing/mechanic/item/ItemManagerImpl.java
@@ -706,9 +706,11 @@ public class ItemManagerImpl implements ItemManager, Listener {
             editors.put("price", (player, nbtItem, placeholders) -> {
                 if (base != 0) {
                     placeholders.put("{base}", String.format("%.2f", base));
+                    placeholders.put("{BASE}", String.valueOf(base));
                 }
                 if (bonus != 0) {
                     placeholders.put("{bonus}", String.format("%.2f", bonus));
+                    placeholders.put("{BONUS}", String.valueOf(bonus));
                 }
                 float size = Float.parseFloat(placeholders.getOrDefault("{SIZE}", "0"));
                 double price = CustomFishingPlugin.get().getMarketManager().getFishPrice(
diff --git a/plugin/src/main/java/net/momirealms/customfishing/util/NBTUtils.java b/plugin/src/main/java/net/momirealms/customfishing/util/NBTUtils.java
index f448d056..1bbd660b 100644
--- a/plugin/src/main/java/net/momirealms/customfishing/util/NBTUtils.java
+++ b/plugin/src/main/java/net/momirealms/customfishing/util/NBTUtils.java
@@ -144,8 +144,7 @@ public class NBTUtils {
             switch (data.substring(0,3)) {
                 case "-P:" -> data = PlaceholderManagerImpl.getInstance().parse(player, data.substring(3), placeholders);
                 case "-E:" -> {
-                    data = PlaceholderManagerImpl.getInstance().parse(player, data.substring(3), placeholders);
-                    double value = ConfigUtils.getExpressionValue(player, data, new HashMap<>());
+                    double value = ConfigUtils.getExpressionValue(player, data.substring(3), placeholders);
                     if (value % 1 == 0) {
                         data = Long.toString((long) value);
                     } else {