diff --git a/build.gradle.kts b/build.gradle.kts
index a8fe147..b715b48 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -45,8 +45,8 @@ dependencies {
 java {
     withSourcesJar()
     toolchain {
-        languageVersion.set(JavaLanguageVersion.of(21))
-        vendor.set(JvmVendorSpec.ADOPTIUM)
+        languageVersion = JavaLanguageVersion.of(21)
+        vendor = JvmVendorSpec.ADOPTIUM
     }
 }
 
@@ -68,7 +68,7 @@ bukkit {
 
 tasks {
     runServer {
-        minecraftVersion("1.20.2")
+        minecraftVersion("1.21.1")
 
         pluginJars.from(plugin.resolve())
         downloadPlugins {
@@ -80,7 +80,7 @@ tasks {
             )
 
             // not available on modrinth, github or hangar
-            url("https://download.luckperms.net/1515/bukkit/loader/LuckPerms-Bukkit-5.4.102.jar")
+            url("https://download.luckperms.net/1556/bukkit/loader/LuckPerms-Bukkit-5.4.141.jar")
         }
     }
 
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index c4a1c44..3d8c661 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -1,9 +1,9 @@
 [versions]
 pluginyml = "0.6.0"
-runtask = "2.2.0"
+runtask = "2.3.1"
 shadow = "8.3.0"
 
-paper = "1.20.2-R0.1-SNAPSHOT"
+paper = "1.21.1-R0.1-SNAPSHOT"
 luckperms-api = "5.4"
 bstats = "3.0.2"
 
@@ -12,7 +12,7 @@ launchplates = "1.0.1-SNAPSHOT"
 
 caffeine = "3.1.8"
 
-commandapi = "9.3.0"
+commandapi = "9.5.3"
 debuggery = "1.5.1"
 
 [plugins]
diff --git a/src/main/java/dev/booky/craftattack/listener/SitListener.java b/src/main/java/dev/booky/craftattack/listener/SitListener.java
index f43d280..ab9b1c1 100644
--- a/src/main/java/dev/booky/craftattack/listener/SitListener.java
+++ b/src/main/java/dev/booky/craftattack/listener/SitListener.java
@@ -26,12 +26,12 @@
 import org.bukkit.event.Listener;
 import org.bukkit.event.block.Action;
 import org.bukkit.event.block.BlockBreakEvent;
+import org.bukkit.event.entity.EntityDismountEvent;
 import org.bukkit.event.player.PlayerInteractEvent;
 import org.bukkit.persistence.PersistentDataContainer;
 import org.bukkit.persistence.PersistentDataType;
 import org.bukkit.util.BoundingBox;
 import org.bukkit.util.Vector;
-import org.spigotmc.event.entity.EntityDismountEvent;
 
 import java.util.Collection;
 import java.util.Objects;