diff --git a/build.gradle.kts b/build.gradle.kts
index 978a48a..a07637c 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -42,6 +42,12 @@ subprojects {
         kotlinOptions.jvmTarget = "1.8"
     }
 
+    tasks{
+        val sourcesJar by creating(Jar::class) {
+            archiveClassifier.set("sources")
+            from(project.the<SourceSetContainer>()["main"].allSource)
+        }
+    }
 
 
     tasks.getByName("test", Test::class) {
@@ -84,4 +90,26 @@ subprojects {
         "testImplementation"("org.slf4j:slf4j-simple:2.0.4")
         "testImplementation"("io.github.artsok:rerunner-jupiter:2.1.6")
     }
+
+    publishing{
+        repositories{
+            maven{
+                name = "GitHubPackages"
+                url = uri("https://maven.pkg.github.com/usbharu/multim")
+                credentials {
+                    username = project.findProperty("gpr.user") as String? ?: System.getenv("USERNAME")
+                    password = project.findProperty("gpr.key") as String? ?: System.getenv("TOKEN")
+                }
+            }
+        }
+        publications{
+            register<MavenPublication>("gpr") {
+                groupId = project.group.toString()
+                artifactId = "multim-${project.name}"
+                version = project.version.toString()
+                from(components["kotlin"])
+                artifact(tasks["sourcesJar"])
+            }
+        }
+    }
 }
diff --git a/core/build.gradle.kts b/core/build.gradle.kts
index c549687..f1f93c0 100644
--- a/core/build.gradle.kts
+++ b/core/build.gradle.kts
@@ -1,24 +1,24 @@
-tasks{
-    val sourcesJar by creating(Jar::class) {
-        archiveClassifier.set("sources")
-        from(sourceSets["main"].allSource)
-    }
-}
-
-afterEvaluate {
-    publishing {
-        publications {
-
-
-            create<MavenPublication>("maven") {
-                groupId = project.group.toString()
-                artifactId = "multim-${project.name}"
-                version = project.version.toString()
-                from(components["kotlin"])
-                artifact(tasks["sourcesJar"])
-            }
-
-
-        }
-    }
-}
+//tasks{
+//    val sourcesJar by creating(Jar::class) {
+//        archiveClassifier.set("sources")
+//        from(sourceSets["main"].allSource)
+//    }
+//}
+//
+//afterEvaluate {
+//    publishing {
+//        publications {
+//
+//
+//            create<MavenPublication>("maven") {
+//                groupId = project.group.toString()
+//                artifactId = "multim-${project.name}"
+//                version = project.version.toString()
+//                from(components["kotlin"])
+//                artifact(tasks["sourcesJar"])
+//            }
+//
+//
+//        }
+//    }
+//}
diff --git a/impl/mastodon/build.gradle.kts b/impl/mastodon/build.gradle.kts
index e0a282d..223f1dd 100644
--- a/impl/mastodon/build.gradle.kts
+++ b/impl/mastodon/build.gradle.kts
@@ -1,28 +1,28 @@
-dependencies {
-    implementation(project(":core"))
-}
-
-tasks{
-    val sourcesJar by creating(Jar::class) {
-        archiveClassifier.set("sources")
-        from(sourceSets["main"].allSource)
-    }
-}
-
-afterEvaluate {
-    publishing {
-        publications {
-
-
-            create<MavenPublication>("maven") {
-                groupId = project.group.toString()
-                artifactId = "multim-${project.name}"
-                version = project.version.toString()
-                from(components["kotlin"])
-                artifact(tasks["sourcesJar"])
-            }
-
-
-        }
-    }
-}
+//dependencies {
+//    implementation(project(":core"))
+//}
+//
+//tasks{
+//    val sourcesJar by creating(Jar::class) {
+//        archiveClassifier.set("sources")
+//        from(sourceSets["main"].allSource)
+//    }
+//}
+//
+//afterEvaluate {
+//    publishing {
+//        publications {
+//
+//
+//            create<MavenPublication>("maven") {
+//                groupId = project.group.toString()
+//                artifactId = "multim-${project.name}"
+//                version = project.version.toString()
+//                from(components["kotlin"])
+//                artifact(tasks["sourcesJar"])
+//            }
+//
+//
+//        }
+//    }
+//}
diff --git a/impl/misskey/build.gradle.kts b/impl/misskey/build.gradle.kts
index 97a45b4..e4a7497 100644
--- a/impl/misskey/build.gradle.kts
+++ b/impl/misskey/build.gradle.kts
@@ -6,27 +6,27 @@ kotlin{
 
 }
 
-tasks{
-    val sourcesJar by creating(Jar::class) {
-        archiveClassifier.set("sources")
-        from(sourceSets["main"].allSource)
-    }
-}
-
-afterEvaluate {
-    publishing {
-        publications {
-
-
-            create<MavenPublication>("maven") {
-                groupId = project.group.toString()
-                artifactId = "multim-${project.name}"
-                version = project.version.toString()
-                from(components["kotlin"])
-                artifact(tasks["sourcesJar"])
-            }
-
-
-        }
-    }
-}
+//tasks{
+//    val sourcesJar by creating(Jar::class) {
+//        archiveClassifier.set("sources")
+//        from(sourceSets["main"].allSource)
+//    }
+//}
+//
+//afterEvaluate {
+//    publishing {
+//        publications {
+//
+//
+//            create<MavenPublication>("maven") {
+//                groupId = project.group.toString()
+//                artifactId = "multim-${project.name}"
+//                version = project.version.toString()
+//                from(components["kotlin"])
+//                artifact(tasks["sourcesJar"])
+//            }
+//
+//
+//        }
+//    }
+//}