diff --git a/build.gradle.kts b/build.gradle.kts
index 1149877..fa0b993 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -10,6 +10,10 @@ repositories {
     mavenCentral()
 }
 
+java {
+    withSourcesJar()
+}
+
 publishing {
     publications {
         create<MavenPublication>("mavenJava") {