diff --git a/adot-testbed/app/build.gradle.kts b/adot-testbed/app/build.gradle.kts
index 8580a4421..a1a845a59 100644
--- a/adot-testbed/app/build.gradle.kts
+++ b/adot-testbed/app/build.gradle.kts
@@ -7,7 +7,7 @@
 
 plugins {
     // Apply the application plugin to add support for building a CLI application in Java.
-    application
+    id ("java-library")
 }
 
 repositories {
@@ -35,11 +35,6 @@ java {
     }
 }
 
-application {
-    // Define the main class for the application.
-    mainClass.set("adot.testbed.App")
-}
-
 tasks.named<Test>("test") {
     // Use JUnit Platform for unit tests.
     useJUnitPlatform()