diff --git a/build.gradle.kts b/build.gradle.kts
index 6d3af53..3dd3cd5 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -17,12 +17,9 @@ plugins {
     `maven-publish`
 }
 
-group = "ru.arsysop"
+group = "ru.arsysop.lang"
 version = "0.1"
 
-project.also {
-    it.description = "Java lang extensions for orthodox OOP coding"
-}
 repositories {
     mavenCentral()
 }
@@ -53,7 +50,6 @@ tasks.jacocoTestReport {
         html.isEnabled = false
         xml.isEnabled = true
         xml.destination = file("$buildDir/test-coverage.xml")
-
     }
 }
 
@@ -68,19 +64,27 @@ tasks.getByName("sourcesJar") {
         from(
             sourceSets.getByName(SourceSet.MAIN_SOURCE_SET_NAME).allSource,
             sourceSets.getByName(SourceSet.TEST_SOURCE_SET_NAME).allSource,
-            file("README.md")
+            file("README.md"),
+            file("LICENSE")
         )
     }
 }
 
-fun extendManifest(mf: Manifest): Unit {
+fun extendManifest(mf: Manifest) {
+    val copyright: String by project
+    val bundle: String by project
     mf.attributes(
         "Bundle-ManifestVersion" to "2",
-        "Bundle-SymbolicName" to project.name,
-        "Bundle-Name" to project.name,
+        "Bundle-SymbolicName" to "ru.arsysop.lang",
+        "Bundle-Name" to bundle,
         "Bundle-Version" to project.version,
         "Bundle-Vendor" to "ArSysOp",
-        "Bundle-RequiredExecutionEnvironment" to "JavaSE-1.8"
+        "Bundle-RequiredExecutionEnvironment" to "JavaSE-1.8",
+        "Bundle-Copyright" to copyright,
+        "Export-Package" to "ru.arsysop.lang.function;version=${project.version}",
+        "Group" to project.group,
+        "Artifact" to project.name,
+        "Version" to project.version
     )
 }
 
@@ -94,8 +98,8 @@ publishing {
         register<MavenPublication>("gpr") {
             from(components["java"])
             pom {
-                name.set(project.name)
-                description.set(project.description)
+                val explanation: String by project
+                description.set(explanation)
                 url.set("https://github.com/ArSysOp/lang")
                 licenses {
                     license {
diff --git a/gradle.properties b/gradle.properties
new file mode 100644
index 0000000..880d823
--- /dev/null
+++ b/gradle.properties
@@ -0,0 +1,6 @@
+##
+
+copyright = Copyright (c) 2020 ArSysOp and others. This program and the accompanying materials are made available under the terms of the MIT License which is available at https://spdx.org/licenses/MIT.html. SPDX-License-Identifier: MIT
+bundle = ArSysOp Lang
+explanation = Java lang extensions for orthodox OOP coding
+  
\ No newline at end of file
diff --git a/settings.gradle.kts b/settings.gradle.kts
index 2acaf3d..0667f0d 100644
--- a/settings.gradle.kts
+++ b/settings.gradle.kts
@@ -10,4 +10,4 @@
  * Contributors:
  *     ArSysOp - initial API and implementation
  *******************************************************************************/
-rootProject.name = "ru.arsysop.lang"
+rootProject.name = "lang"