diff --git a/gradle.properties b/gradle.properties
index 829598d..f74aeb2 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -2,7 +2,7 @@ kotlin.code.style=official
 org.gradle.jvmargs=-Xmx2048M -Dfile.encoding=UTF-8
 
 group=net.projecttl
-version=1.0.0-beta.1
+version=1.0.0-beta.2
 
 ktor_version=2.3.12
 log4j_version=2.23.1
diff --git a/px32-bot-core/src/main/kotlin/net/projecttl/p/x32/Px32.kt b/px32-bot-core/src/main/kotlin/net/projecttl/p/x32/Px32.kt
index 72a3e60..d990cb2 100644
--- a/px32-bot-core/src/main/kotlin/net/projecttl/p/x32/Px32.kt
+++ b/px32-bot-core/src/main/kotlin/net/projecttl/p/x32/Px32.kt
@@ -33,21 +33,19 @@ fun main(args: Array<out String>) {
 	if (args.contains("--remove-cmd")) {
 		jda = kernel.build()
 		try {
-			jda.retrieveCommands().queue {
-				if (it == null) {
-					return@queue
-				}
+			val list = jda.retrieveCommands().complete()
+			if (list.isEmpty()) {
+				return
+			}
 
-				it.forEach { command ->
-					logger.info("unregister command: /${command.name}")
-					command.jda.deleteCommandById(command.id).queue()
-				}
+			list.forEach { command ->
+				logger.info("unregister command: /${command.name}")
+				command.jda.deleteCommandById(command.id).complete()
 			}
 		} catch (ex: Exception) {
 			ex.printStackTrace()
 		}
 
-		kernel.kill()
 		return
 	}
 
diff --git a/px32-bot-core/src/main/kotlin/net/projecttl/p/x32/kernel/CoreKernel.kt b/px32-bot-core/src/main/kotlin/net/projecttl/p/x32/kernel/CoreKernel.kt
index 2e60ee1..eed8d46 100644
--- a/px32-bot-core/src/main/kotlin/net/projecttl/p/x32/kernel/CoreKernel.kt
+++ b/px32-bot-core/src/main/kotlin/net/projecttl/p/x32/kernel/CoreKernel.kt
@@ -99,7 +99,10 @@ class CoreKernel(token: String) {
 	}
 
 	fun kill() {
+		isActive = false
+
 		destroy()
+		logger.info("shutdown now Px32 kernel v${DefaultConfig.version}")
 		jda.shutdownNow()
 	}
 
@@ -210,10 +213,7 @@ class CoreKernel(token: String) {
 		isActive = true
 
 		Runtime.getRuntime().addShutdownHook(Thread {
-			isActive = false
-
-			logger.info("shutdown now Px32 kernel v${DefaultConfig.version}")
-			jda.shutdownNow()
+			kill()
 		})
 
 		return jda