diff --git a/.travis.yml b/.travis.yml
index df744f0..9b1403e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,7 +1,7 @@
 language: java
 
 jdk:
-  - openjdk8
+  - openjdk11
 
 before_install:
   - chmod +x gradlew
diff --git a/CHANGELOG.md b/CHANGELOG.md
index c28dc64..66fc3c0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+# 1.0.0
+
+* [**#1** Kotlin Migration](https://github.com/Scalified/gradle-sourcegen-plugin/issues/1)
+
 # 0.0.1
 
 ## Features
diff --git a/README.md b/README.md
index eec097c..8b9aab8 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,7 @@
 # Gradle SourceGen Plugin
 
 [![Build Status](https://travis-ci.org/Scalified/gradle-sourcegen-plugin.svg)](https://travis-ci.org/Scalified/gradle-sourcegen-plugin)
+[![Maven Central](https://img.shields.io/maven-metadata/v?label=Plugin&metadataUrl=https%3A%2F%2Fplugins.gradle.org%2Fm2%2Fcom%2Fscalified%2Fplugins%2Fgradle%2Fsourcegen%2Fcom.scalified.plugins.gradle.sourcegen.gradle.plugin%2Fmaven-metadata.xml)](https://plugins.gradle.org/plugin/com.scalified.plugins.gradle.sourcegen)
 
 ## Description
 
@@ -8,7 +9,6 @@
 
 ## Requirements
 
-* [JDK](http://www.oracle.com/technetwork/java/javase/downloads/index.html)
 * [Gradle 5+](https://gradle.org/)
 
 ## Changelog
@@ -46,8 +46,9 @@ apply plugin: "com.scalified.plugins.gradle.sourcegen"
 
 After applying the plugin, the following takes place:
 
-1. A directory, specified in **sourcegen.srcDir** property (**src/generated/java** by default) created (if missing):
+1. A directory, specified in the **sourcegen.location** property (**src/generated/java** by default) created (if missing)
 2. The created directory is marked as generated source root in IntelliJ IDEA
+3. The created directory is configured to be used as an output for annotation processor generated sources
 
 ## Configuration
 
@@ -55,7 +56,7 @@ Currently the following configuration parameters supported (default values are s
 
 ```gradle
 sourcegen {
-  srcDir = 'src/generated/java' // directory for generated source code
+    location = 'src/generated/java' // directory for generated source code
 }
 ```
 
diff --git a/build.gradle.kts b/build.gradle.kts
index 27bf391..2b05252 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -26,16 +26,10 @@
 allprojects {
 
 	group = "com.scalified"
-	version = "0.0.1"
+	version = "1.0.0"
 
 	repositories {
 		mavenCentral()
 	}
 
-	tasks.withType<JavaCompile> {
-		sourceCompatibility = "${JavaVersion.VERSION_1_8}"
-		targetCompatibility = "${JavaVersion.VERSION_1_8}"
-		options.encoding = Charsets.UTF_8.name()
-	}
-
 }
diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar
index 27768f1..f3d88b1 100644
Binary files a/gradle/wrapper/gradle-wrapper.jar and b/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 4c46317..4a6ebce 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.2.1-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.4-bin.zip
diff --git a/gradlew b/gradlew
index cccdd3d..2fe81a7 100644
--- a/gradlew
+++ b/gradlew
@@ -1,5 +1,21 @@
 #!/usr/bin/env sh
 
+#
+# Copyright 2015 the original author or authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
 ##############################################################################
 ##
 ##  Gradle start up script for UN*X
@@ -28,7 +44,7 @@ APP_NAME="Gradle"
 APP_BASE_NAME=`basename "$0"`
 
 # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
-DEFAULT_JVM_OPTS=""
+DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
 
 # Use the maximum available, or set MAX_FD != -1 to use that value.
 MAX_FD="maximum"
@@ -109,8 +125,8 @@ if $darwin; then
     GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
 fi
 
-# For Cygwin, switch paths to Windows format before running java
-if $cygwin ; then
+# For Cygwin or MSYS, switch paths to Windows format before running java
+if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then
     APP_HOME=`cygpath --path --mixed "$APP_HOME"`
     CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
     JAVACMD=`cygpath --unix "$JAVACMD"`
@@ -138,19 +154,19 @@ if $cygwin ; then
         else
             eval `echo args$i`="\"$arg\""
         fi
-        i=$((i+1))
+        i=`expr $i + 1`
     done
     case $i in
-        (0) set -- ;;
-        (1) set -- "$args0" ;;
-        (2) set -- "$args0" "$args1" ;;
-        (3) set -- "$args0" "$args1" "$args2" ;;
-        (4) set -- "$args0" "$args1" "$args2" "$args3" ;;
-        (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
-        (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
-        (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
-        (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
-        (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
+        0) set -- ;;
+        1) set -- "$args0" ;;
+        2) set -- "$args0" "$args1" ;;
+        3) set -- "$args0" "$args1" "$args2" ;;
+        4) set -- "$args0" "$args1" "$args2" "$args3" ;;
+        5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
+        6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
+        7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
+        8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
+        9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
     esac
 fi
 
@@ -159,14 +175,9 @@ save () {
     for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
     echo " "
 }
-APP_ARGS=$(save "$@")
+APP_ARGS=`save "$@"`
 
 # Collect all arguments for the java command, following the shell quoting and substitution rules
 eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS"
 
-# by default we should be in the correct project dir, but when run from Finder on Mac, the cwd is wrong
-if [ "$(uname)" = "Darwin" ] && [ "$HOME" = "$PWD" ]; then
-  cd "$(dirname "$0")"
-fi
-
 exec "$JAVACMD" "$@"
diff --git a/settings.gradle.kts b/settings.gradle.kts
index d1dd10c..3c6f77e 100644
--- a/settings.gradle.kts
+++ b/settings.gradle.kts
@@ -22,11 +22,6 @@
  * SOFTWARE.
  *
  */
-pluginManagement {
-	repositories {
-		gradlePluginPortal()
-	}
-}
 
 rootProject.name = "gradle-sourcegen-plugin"
 
diff --git a/sourcegen/build.gradle.kts b/sourcegen/build.gradle.kts
index 8feb21c..23315a1 100644
--- a/sourcegen/build.gradle.kts
+++ b/sourcegen/build.gradle.kts
@@ -23,13 +23,10 @@
  *
  */
 plugins {
-	groovy
-    `java-gradle-plugin`
-	id("com.gradle.plugin-publish") version "0.10.1"
-}
+	kotlin("jvm") version "1.3.70"
 
-repositories {
-	mavenCentral()
+	id("com.gradle.plugin-publish") version "0.10.1"
+	`java-gradle-plugin`
 }
 
 pluginBundle {
diff --git a/sourcegen/src/main/kotlin/com/scalified/plugins/gradle/sourcegen/Extensions.kt b/sourcegen/src/main/kotlin/com/scalified/plugins/gradle/sourcegen/Extensions.kt
new file mode 100644
index 0000000..e13bd14
--- /dev/null
+++ b/sourcegen/src/main/kotlin/com/scalified/plugins/gradle/sourcegen/Extensions.kt
@@ -0,0 +1,40 @@
+/*
+ * MIT License
+ *
+ * Copyright (c) 2020 Scalified
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ */
+
+package com.scalified.plugins.gradle.sourcegen
+
+import org.gradle.api.Project
+import org.gradle.api.plugins.ExtensionAware
+import org.gradle.api.tasks.SourceSet
+import org.gradle.api.tasks.SourceSetContainer
+
+/**
+ * @author shell
+ * @since 2020-03-10
+ */
+internal val Project.sourceSets: SourceSetContainer
+	get() = (this as ExtensionAware).extensions.getByName("sourceSets") as SourceSetContainer
+
+internal fun Project.sourceSet(name: String): SourceSet = project.sourceSets.getByName(name) as SourceSet
diff --git a/sourcegen/src/main/groovy/com/scalified/plugins/gradle/sourcegen/SourceGenExtension.groovy b/sourcegen/src/main/kotlin/com/scalified/plugins/gradle/sourcegen/SourceGenExtension.kt
similarity index 83%
rename from sourcegen/src/main/groovy/com/scalified/plugins/gradle/sourcegen/SourceGenExtension.groovy
rename to sourcegen/src/main/kotlin/com/scalified/plugins/gradle/sourcegen/SourceGenExtension.kt
index cceed0a..8a13fac 100644
--- a/sourcegen/src/main/groovy/com/scalified/plugins/gradle/sourcegen/SourceGenExtension.groovy
+++ b/sourcegen/src/main/kotlin/com/scalified/plugins/gradle/sourcegen/SourceGenExtension.kt
@@ -1,7 +1,7 @@
 /*
  * MIT License
  *
- * Copyright (c) 2019 Scalified
+ * Copyright (c) 2020 Scalified
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -20,20 +20,19 @@
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
+ *
  */
 
 package com.scalified.plugins.gradle.sourcegen
 
-import groovy.transform.PackageScope
-
 /**
- * @author shell* @since 2019-12-13
+ * @author shell
+ * @since 2020-03-10
  */
-class SourceGenExtension {
+internal const val SOURCE_GEN_EXTENSION_NAME = "sourcegen"
 
-	@PackageScope
-	static final String NAME = "sourcegen"
+open class SourceGenExtension {
 
-	String generated = "src/generated/java"
+	var location = "src/generated/java"
 
 }
diff --git a/sourcegen/src/main/kotlin/com/scalified/plugins/gradle/sourcegen/SourceGenPlugin.kt b/sourcegen/src/main/kotlin/com/scalified/plugins/gradle/sourcegen/SourceGenPlugin.kt
new file mode 100644
index 0000000..6cefc62
--- /dev/null
+++ b/sourcegen/src/main/kotlin/com/scalified/plugins/gradle/sourcegen/SourceGenPlugin.kt
@@ -0,0 +1,117 @@
+/*
+ * MIT License
+ *
+ * Copyright (c) 2020 Scalified
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ */
+
+package com.scalified.plugins.gradle.sourcegen
+
+import org.gradle.api.Plugin
+import org.gradle.api.Project
+import org.gradle.api.tasks.SourceSet
+import org.gradle.api.tasks.compile.JavaCompile
+import org.gradle.plugins.ide.idea.IdeaPlugin
+import org.slf4j.LoggerFactory
+
+/**
+ * @author shell
+ * @since 2020-03-10
+ */
+private const val SOURCE_SET_NAME = "generated"
+
+private const val JAVA_COMPILE_TASK_NAME = "compileJava"
+
+private const val CLEAN_TASK_NAME = "clean"
+
+private const val ANNOTATION_PROCESSOR_CONFIGURATION = "annotationProcessor"
+
+private const val JAXB_API_DEPENDENCY = "javax.xml.bind:jaxb-api:2.3.1"
+
+open class SourceGenPlugin : Plugin<Project> {
+
+	private val logger = LoggerFactory.getLogger(SourceGenPlugin::class.java)
+
+	override fun apply(project: Project) {
+		val extension = project.extensions.create(SOURCE_GEN_EXTENSION_NAME, SourceGenExtension::class.java)
+		logger.debug("Created $SOURCE_GEN_EXTENSION_NAME plugin extension")
+
+		project.afterEvaluate {
+			configureTasks(project, extension)
+			configureSourceSets(project, extension)
+			createDirectories(project, extension)
+			configureDirectories(project, extension)
+			configureDependencies(project)
+		}
+	}
+
+	private fun configureSourceSets(project: Project, extension: SourceGenExtension) {
+		val mainSourceSet = project.sourceSet(SourceSet.MAIN_SOURCE_SET_NAME)
+		val generatedSourceSet = project.sourceSets.create(SOURCE_SET_NAME)
+		logger.debug("Created $SOURCE_SET_NAME source set")
+
+		val file = project.file(extension.location)
+		generatedSourceSet.java.srcDirs += file
+		generatedSourceSet.compileClasspath += (mainSourceSet.compileClasspath + mainSourceSet.output)
+		generatedSourceSet.runtimeClasspath += (mainSourceSet.runtimeClasspath + mainSourceSet.output)
+		logger.debug("Configured $SOURCE_SET_NAME source set")
+	}
+
+	private fun createDirectories(project: Project, extension: SourceGenExtension) {
+		val file = project.file(extension.location)
+		if (!file.exists()) {
+			file.mkdirs()
+			logger.debug("Created ${file.absolutePath} directory")
+		}
+	}
+
+	private fun configureDirectories(project: Project, extension: SourceGenExtension) {
+		if (!project.plugins.hasPlugin(IdeaPlugin::class.java)) {
+			project.plugins.apply(IdeaPlugin::class.java)
+			logger.debug("Idea Plugin applied")
+		}
+		val ideaModule = project.plugins.getPlugin(IdeaPlugin::class.java).model.module
+		ideaModule.generatedSourceDirs.add(project.file(extension.location))
+		logger.debug("Marked ${extension.location} as IDEA generated sources directory")
+	}
+
+	private fun configureDependencies(project: Project) {
+		project.dependencies.add(ANNOTATION_PROCESSOR_CONFIGURATION, JAXB_API_DEPENDENCY)
+		logger.debug("Added $JAXB_API_DEPENDENCY to $ANNOTATION_PROCESSOR_CONFIGURATION configuration")
+	}
+
+	private fun configureTasks(project: Project, extension: SourceGenExtension) {
+		val file = project.file(extension.location)
+		val javaCompileTask = project.tasks.getByName(JAVA_COMPILE_TASK_NAME) as JavaCompile
+		javaCompileTask.options.compilerArgs.addAll(listOf("-s", file.absolutePath))
+		logger.debug("Configured JavaCompile task")
+
+		val cleanTask = project.tasks.getByName(CLEAN_TASK_NAME)
+		cleanTask.doFirst {
+			if (file.exists()) {
+				file.listFiles()?.forEach {
+					it.deleteRecursively()
+				}
+			}
+		}
+	}
+
+}