diff --git a/Server/src/main/kotlin/rs09/plugin/ClassScanner.kt b/Server/src/main/kotlin/rs09/plugin/ClassScanner.kt
index 5ab40a01d..9e9dcb2fe 100644
--- a/Server/src/main/kotlin/rs09/plugin/ClassScanner.kt
+++ b/Server/src/main/kotlin/rs09/plugin/ClassScanner.kt
@@ -82,7 +82,7 @@ object ClassScanner {
             PlayerScripts.identifierMap[identifier] =
                 PlayerScripts.PlayerScript(identifier, description, name, res.loadClass())
         }
-        result.getClassesImplementing("api.StartupListener").forEach {
+        result.getClassesImplementing("api.StartupListener").filter { !it.isAbstract }.forEach {
             try {
                 val clazz = it.loadClass().newInstance() as StartupListener
                 GameWorld.startupListeners.add(clazz)