diff --git a/multistatelayout/build.gradle.kts b/multistatelayout/build.gradle.kts
index 5b91f55..a480267 100644
--- a/multistatelayout/build.gradle.kts
+++ b/multistatelayout/build.gradle.kts
@@ -5,7 +5,7 @@ plugins {
 }
 
 val publishId = "multistatelayout"
-val publishVersion = "1.0.0"
+val publishVersion = "1.0.1"
 val isReleaseBuild = !publishVersion.endsWith("-SNAPSHOT")
 
 android {
@@ -38,6 +38,13 @@ dependencies {
   implementation(Libs.AndroidX.ANNOTATION)
 }
 
+val sourcesJar by tasks.creating(Jar::class) {
+  group = JavaBasePlugin.DOCUMENTATION_GROUP
+  description = "Assembles sources JAR"
+  archiveClassifier.set("sources")
+  from(android.sourceSets.getByName("main").java.srcDirs)
+}
+
 afterEvaluate {
   publishing {
     publications {
@@ -48,6 +55,8 @@ afterEvaluate {
 
         from(components.getByName("release"))
 
+        artifact(sourcesJar)
+
         pom {
           name.set(publishId)
           description.set("A customize multiple state layout for Android.")
diff --git a/sample.apk b/sample.apk
index d5d41db..960f3e7 100644
Binary files a/sample.apk and b/sample.apk differ