diff --git a/.run/Morny CLI [pr].run.xml b/.run/Morny CLI [pr].run.xml
index 8cdb030..c846cf7 100644
--- a/.run/Morny CLI [pr].run.xml	
+++ b/.run/Morny CLI [pr].run.xml	
@@ -1,7 +1,7 @@
 <component name="ProjectRunConfigurationManager">
   <configuration default="false" name="Morny CLI [pr]" type="Application" factoryName="Application">
     <option name="MAIN_CLASS_NAME" value="cc.sukazyo.cono.morny.MornyCLI" />
-    <module name="Coeur Morny Cono.Morny Coeur" />
+    <module name="Coeur Morny Cono.Morny Coeur.test" />
     <option name="WORKING_DIRECTORY" value="$ProjectFileDir$/run" />
     <extension name="coverage">
       <pattern>
diff --git a/.run/Morny Coeur [t][user_dev(env).u_q_c_r_m]  [pr].run.xml b/.run/Morny Coeur [t][user_dev(env).u_q_c_r_m]  [pr].run.xml
index ed61dc0..2c92800 100644
--- a/.run/Morny Coeur [t][user_dev(env).u_q_c_r_m]  [pr].run.xml	
+++ b/.run/Morny Coeur [t][user_dev(env).u_q_c_r_m]  [pr].run.xml	
@@ -4,7 +4,7 @@
       <option value="$PROJECT_DIR$/.run/debug.env" />
     </option>
     <option name="MAIN_CLASS_NAME" value="cc.sukazyo.cono.morny.core.ServerMain" />
-    <module name="Coeur Morny Cono.Morny Coeur" />
+    <module name="Coeur Morny Cono.Morny Core.main" />
     <option name="PROGRAM_PARAMETERS" value="--quiet --debug -t --username sukazyo_deving_bot --master 793274677 --trusted-chat -1 --auto-cmd --outdated-ignore --trusted-reader-dinner 1040613596 --report-to 793274677 -medc 793274677 -medt 0,2,18,19 -medtz 8 --dinner-chat -1001670950261" />
     <option name="WORKING_DIRECTORY" value="$ProjectFileDir$/run" />
     <extension name="coverage">
diff --git a/.run/Morny Coeur [user_dev(env).u_q_c]  [pr].run.xml b/.run/Morny Coeur [user_dev(env).u_q_c]  [pr].run.xml
index dd6830f..85169b5 100644
--- a/.run/Morny Coeur [user_dev(env).u_q_c]  [pr].run.xml	
+++ b/.run/Morny Coeur [user_dev(env).u_q_c]  [pr].run.xml	
@@ -4,7 +4,7 @@
       <option value="$PROJECT_DIR$/.run/debug.env" />
     </option>
     <option name="MAIN_CLASS_NAME" value="cc.sukazyo.cono.morny.core.ServerMain" />
-    <module name="Coeur Morny Cono.Morny Coeur" />
+    <module name="Coeur Morny Cono.Morny Core.main" />
     <option name="PROGRAM_PARAMETERS" value="--quiet --debug --username sukazyo_deving_bot --master 793274677 --trusted-chat -1 --outdated-ignore --trusted-reader-dinner 1040613596 -medc 793274677 -medtz 8 --dinner-chat -1001670950261" />
     <option name="VM_PARAMETERS" value="-Djava.net.useSystemProxies=true" />
     <option name="WORKING_DIRECTORY" value="$ProjectFileDir$/run" />
diff --git a/.run/Morny Coeur [user_dev(env).u_q_c_r_m]  [pr].run.xml b/.run/Morny Coeur [user_dev(env).u_q_c_r_m]  [pr].run.xml
index c57f120..162584c 100644
--- a/.run/Morny Coeur [user_dev(env).u_q_c_r_m]  [pr].run.xml	
+++ b/.run/Morny Coeur [user_dev(env).u_q_c_r_m]  [pr].run.xml	
@@ -4,7 +4,7 @@
       <option value="$PROJECT_DIR$/.run/debug.env" />
     </option>
     <option name="MAIN_CLASS_NAME" value="cc.sukazyo.cono.morny.core.ServerMain" />
-    <module name="Coeur Morny Cono.Morny Coeur" />
+    <module name="Coeur Morny Cono.Morny Core.main" />
     <option name="PROGRAM_PARAMETERS" value="--quiet --debug --username sukazyo_deving_bot --master 793274677 --trusted-chat -1 --auto-cmd --outdated-ignore --trusted-reader-dinner 1040613596 --report-to 793274677 -medc 793274677 -medt 0,2,18,19 -medtz 8 --dinner-chat -1001670950261" />
     <option name="WORKING_DIRECTORY" value="$ProjectFileDir$/run" />
     <extension name="coverage">
diff --git a/.run/MornyTests #ALL.run.xml b/.run/MornyTests #ALL.run.xml
index 0fae327..966e6dd 100644
--- a/.run/MornyTests #ALL.run.xml	
+++ b/.run/MornyTests #ALL.run.xml	
@@ -1,6 +1,6 @@
 <component name="ProjectRunConfigurationManager">
   <configuration default="false" name="MornyTests #ALL" type="ScalaTestRunConfiguration" factoryName="ScalaTest" singleton="false" show_console_on_std_err="false" show_console_on_std_out="false">
-    <module name="Coeur Morny Cono" />
+    <module name="Coeur Morny Cono.test" />
     <option name="VMParameters" value="" />
     <option name="allowRunningInParallel" value="true" />
     <option name="alternativeJrePath" />
@@ -8,6 +8,9 @@
     <option name="classpathModifications">
       <list />
     </option>
+    <option name="envFilePaths">
+      <list />
+    </option>
     <option name="envs">
       <map />
     </option>
diff --git a/.run/ServerMain [only-hello].run.xml b/.run/ServerMain [only-hello].run.xml
index 0cc505b..a51a77a 100644
--- a/.run/ServerMain [only-hello].run.xml	
+++ b/.run/ServerMain [only-hello].run.xml	
@@ -1,7 +1,7 @@
 <component name="ProjectRunConfigurationManager">
   <configuration default="false" name="ServerMain [only-hello]" type="Application" factoryName="Application">
     <option name="MAIN_CLASS_NAME" value="cc.sukazyo.cono.morny.core.ServerMain" />
-    <module name="Coeur Morny Cono.Morny Coeur" />
+    <module name="Coeur Morny Cono.Morny Core.main" />
     <option name="PROGRAM_PARAMETERS" value="--only-hello" />
     <option name="WORKING_DIRECTORY" value="$ProjectFileDir$/run" />
     <extension name="coverage">
diff --git a/.run/ServerMain [version].run.xml b/.run/ServerMain [version].run.xml
index 865afb5..88c34cf 100644
--- a/.run/ServerMain [version].run.xml	
+++ b/.run/ServerMain [version].run.xml	
@@ -1,7 +1,7 @@
 <component name="ProjectRunConfigurationManager">
   <configuration default="false" name="ServerMain [version]" type="Application" factoryName="Application">
     <option name="MAIN_CLASS_NAME" value="cc.sukazyo.cono.morny.core.ServerMain" />
-    <module name="Coeur Morny Cono.Morny Coeur" />
+    <module name="Coeur Morny Cono.Morny Core.main" />
     <option name="PROGRAM_PARAMETERS" value="--version" />
     <option name="WORKING_DIRECTORY" value="$ProjectFileDir$/run" />
     <extension name="coverage">
diff --git a/build.sbt b/build.sbt
index 377cb72..27351fd 100644
--- a/build.sbt
+++ b/build.sbt
@@ -7,7 +7,7 @@ ThisBuild / organizationName := MornyProject.group_name
 
 ThisBuild / version := MornyProject.version
 
-ThisBuild / scalaVersion := "3.4.1"
+ThisBuild / scalaVersion := "3.6.4"
 
 ThisBuild / resolvers ++= Seq(
 		"-ws-releases" at "https://mvn.sukazyo.cc/releases",
@@ -34,7 +34,8 @@ artifactName := {(sv: ScalaVersion, module: ModuleID, artifact: Artifact) =>
 
 ThisBuild / scalacOptions ++= Seq(
 	"-language:postfixOps",
-	"-encoding", MornyProject.source_encoding
+	"-encoding", MornyProject.source_encoding,
+	"-feature"
 )
 ThisBuild / javacOptions ++= Seq(
 	"-encoding", MornyProject.source_encoding,
diff --git a/morny-coeur/src/main/scala/cc/sukazyo/cono/morny/randomize_somthing/OnQuestionMarkReply.scala b/morny-coeur/src/main/scala/cc/sukazyo/cono/morny/randomize_somthing/OnQuestionMarkReply.scala
index 3a99214..d113ddd 100644
--- a/morny-coeur/src/main/scala/cc/sukazyo/cono/morny/randomize_somthing/OnQuestionMarkReply.scala
+++ b/morny-coeur/src/main/scala/cc/sukazyo/cono/morny/randomize_somthing/OnQuestionMarkReply.scala
@@ -20,7 +20,9 @@ class OnQuestionMarkReply (using coeur: MornyCoeur) extends EventListener {
 		
 		import cc.sukazyo.cono.morny.util.UseMath.over
 		import cc.sukazyo.cono.morny.util.UseRandom.chance_is
-		if (1 over 8) chance_is false then return;
+
+		import scala.language.implicitConversions
+		if 7 over 8 chance_is true then return;
 		if !isAllMessageMark(using update.message.text) then return;
 		
 		SendMessage(
diff --git a/morny-coeur/src/main/scala/cc/sukazyo/cono/morny/uni_meow/私わね.scala b/morny-coeur/src/main/scala/cc/sukazyo/cono/morny/uni_meow/私わね.scala
index af76fd8..e8a73ef 100644
--- a/morny-coeur/src/main/scala/cc/sukazyo/cono/morny/uni_meow/私わね.scala
+++ b/morny-coeur/src/main/scala/cc/sukazyo/cono/morny/uni_meow/私わね.scala
@@ -9,6 +9,8 @@ import com.pengrad.telegrambot.model.Update
 import com.pengrad.telegrambot.request.SendMessage
 import com.pengrad.telegrambot.TelegramBot
 
+import scala.language.implicitConversions
+
 //noinspection NonAsciiCharacters
 class 私わね (using coeur: MornyCoeur) extends ISimpleCommand {
 	private given TelegramBot = coeur.account
diff --git a/morny-core/src/main/scala/cc/sukazyo/cono/morny/core/bot/api/messages/MessageThread.scala b/morny-core/src/main/scala/cc/sukazyo/cono/morny/core/bot/api/messages/MessageThread.scala
index e942a5f..d7485de 100644
--- a/morny-core/src/main/scala/cc/sukazyo/cono/morny/core/bot/api/messages/MessageThread.scala
+++ b/morny-core/src/main/scala/cc/sukazyo/cono/morny/core/bot/api/messages/MessageThread.scala
@@ -44,6 +44,7 @@ object MessageThread {
 	(using _cxt: MessagingContext.WithUserAndMessage)
 	(_callback: Callback)
 	: MessageThread[Unit] = new MessageThread[Unit] {
+		import scala.language.implicitConversions
 		override val starterContext: MessagingContext.WithUserAndMessage = _cxt
 		override val passingData: Unit = ()
 		override val callback: CallbackParameterized[Unit] = _callback
diff --git a/morny-core/src/main/scala/cc/sukazyo/cono/morny/util/schedule/Scheduler.scala b/morny-core/src/main/scala/cc/sukazyo/cono/morny/util/schedule/Scheduler.scala
index 6216acc..dd79992 100644
--- a/morny-core/src/main/scala/cc/sukazyo/cono/morny/util/schedule/Scheduler.scala
+++ b/morny-core/src/main/scala/cc/sukazyo/cono/morny/util/schedule/Scheduler.scala
@@ -121,7 +121,7 @@ class Scheduler (isDaemon: Boolean = false) {
 										case next: EpochMillis =>
 											routine.currentScheduledTimeMillis = Some(next)
 											schedule(routine)
-										case _ =>
+										case null =>
 								case _ =>
 						}