diff --git a/buildSrc/src/main/kotlin/aiven-apache-kafka-connectors-all.java-conventions.gradle.kts b/buildSrc/src/main/kotlin/aiven-apache-kafka-connectors-all.java-conventions.gradle.kts
index c2a305c37..fc8c97968 100644
--- a/buildSrc/src/main/kotlin/aiven-apache-kafka-connectors-all.java-conventions.gradle.kts
+++ b/buildSrc/src/main/kotlin/aiven-apache-kafka-connectors-all.java-conventions.gradle.kts
@@ -64,13 +64,6 @@ tasks.withType<Javadoc> {
     (options as StandardJavadocDocletOptions).addStringOption("Xdoclint:all,-missing", "-quiet")
 }
 
-tasks.withType<Jar> {
-    duplicatesStrategy = DuplicatesStrategy.INCLUDE // todo: check if really required
-//    manifest {
-//        attributes["Main-Class"] = "com.example.backendapp.BackendAppApplication"
-//    }
-}
-
 jacoco {
     toolVersion = "0.8.7"
 }
diff --git a/commons/build.gradle.kts b/commons/build.gradle.kts
index 357265d07..0b8068639 100644
--- a/commons/build.gradle.kts
+++ b/commons/build.gradle.kts
@@ -96,7 +96,7 @@ distributions {
   main {
     contents {
       from("jar")
-      from(configurations.runtimeClasspath.get().map { if (it.isDirectory) it else zipTree(it) })
+      from(configurations.runtimeClasspath.get())
 
       into("/") {
         from("$projectDir")
diff --git a/gcs-connector/build.gradle.kts b/gcs-connector/build.gradle.kts
index 5821f03be..c5eedbb97 100644
--- a/gcs-connector/build.gradle.kts
+++ b/gcs-connector/build.gradle.kts
@@ -189,7 +189,7 @@ distributions {
   main {
     contents {
       from("jar")
-      from(configurations.runtimeClasspath.get().map { if (it.isDirectory) it else zipTree(it) })
+      from(configurations.runtimeClasspath.get())
     }
   }
 }
diff --git a/s3-connector/build.gradle.kts b/s3-connector/build.gradle.kts
index b7b626ba9..e82332e85 100644
--- a/s3-connector/build.gradle.kts
+++ b/s3-connector/build.gradle.kts
@@ -177,7 +177,7 @@ distributions {
   main {
     contents {
       from("jar")
-      from(configurations.runtimeClasspath.get().map { if (it.isDirectory) it else zipTree(it) })
+      from(configurations.runtimeClasspath.get())
 
       into("/") {
         from("$projectDir")