diff --git a/.classpath b/.classpath
deleted file mode 100644
index 3083ca1..0000000
--- a/.classpath
+++ /dev/null
@@ -1,27 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<classpath>
-	<classpathentry including="**/*.java" kind="src" output="out/maven/classes" path="src">
-		<attributes>
-			<attribute name="optional" value="true"/>
-			<attribute name="maven.pomderived" value="true"/>
-		</attributes>
-	</classpathentry>
-	<classpathentry kind="src" output="out/maven/test-classes" path="test/src">
-		<attributes>
-			<attribute name="optional" value="true"/>
-			<attribute name="maven.pomderived" value="true"/>
-			<attribute name="test" value="true"/>
-		</attributes>
-	</classpathentry>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-21">
-		<attributes>
-			<attribute name="maven.pomderived" value="true"/>
-		</attributes>
-	</classpathentry>
-	<classpathentry kind="con" path="org.eclipse.m2e.MAVEN2_CLASSPATH_CONTAINER">
-		<attributes>
-			<attribute name="maven.pomderived" value="true"/>
-		</attributes>
-	</classpathentry>
-	<classpathentry kind="output" path="out/maven/classes"/>
-</classpath>
diff --git a/.project b/.project
deleted file mode 100644
index 610de38..0000000
--- a/.project
+++ /dev/null
@@ -1,23 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<projectDescription>
-	<name>io-gami</name>
-	<comment></comment>
-	<projects>
-	</projects>
-	<buildSpec>
-		<buildCommand>
-			<name>org.eclipse.jdt.core.javabuilder</name>
-			<arguments>
-			</arguments>
-		</buildCommand>
-		<buildCommand>
-			<name>org.eclipse.m2e.core.maven2Builder</name>
-			<arguments>
-			</arguments>
-		</buildCommand>
-	</buildSpec>
-	<natures>
-		<nature>org.eclipse.jdt.core.javanature</nature>
-		<nature>org.eclipse.m2e.core.maven2Nature</nature>
-	</natures>
-</projectDescription>
diff --git a/pom.xml b/pom.xml
index b529265..e0a6639 100644
--- a/pom.xml
+++ b/pom.xml
@@ -51,13 +51,13 @@
 		<dependency>
 		    <groupId>org.junit.jupiter</groupId>
 		    <artifactId>junit-jupiter-api</artifactId>
-		    <version>5.9.3</version>
+		    <version>5.11.0-M2</version>
 		    <scope>test</scope>
 		</dependency>
 		<dependency>
 			<groupId>org.slf4j</groupId>
 			<artifactId>slf4j-simple</artifactId>
-			<version>2.0.7</version>
+			<version>2.1.0-alpha1</version>
 			<scope>test</scope>
 		</dependency>
     </dependencies>
@@ -65,7 +65,6 @@
 	<build>
 		<sourceDirectory>src</sourceDirectory>
 		<testSourceDirectory>test/src</testSourceDirectory>
-    	<directory>${project.basedir}/out/maven/</directory>
 		<plugins>
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
@@ -81,6 +80,7 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-source-plugin</artifactId>
+				<version>3.3.1</version>
 				<executions>
 					<execution>
 						<id>attach-sources</id>