diff --git a/ts/00_commitinfo_data.ts b/ts/00_commitinfo_data.ts
index 9427893..c5b2059 100644
--- a/ts/00_commitinfo_data.ts
+++ b/ts/00_commitinfo_data.ts
@@ -3,6 +3,6 @@
  */
 export const commitinfo = {
   name: '@pushrocks/taskbuffer',
-  version: '3.0.6',
+  version: '3.0.7',
   description: 'flexible task management. TypeScript ready!'
 }
diff --git a/ts/taskbuffer.classes.distributedcoordinator.ts b/ts/taskbuffer.classes.distributedcoordinator.ts
index a648cdc..893b98a 100644
--- a/ts/taskbuffer.classes.distributedcoordinator.ts
+++ b/ts/taskbuffer.classes.distributedcoordinator.ts
@@ -21,26 +21,7 @@ export interface ITaskConsultationResult {
   shouldTrigger: boolean;
 }
 
-export interface IDistributedCoordinatorConstructorOptions {
-  /**
-   * each execution should be announced
-   */
-  announceDistributedDecisionInfoBasis: (distributedCoordinatorArg: DistributedCoordinator, infoBasisArg: IDistributedDecisionInfoBasis) => Promise<ITaskConsultationResult>
-  updateDistributedDecisionInfoBasis: (distributedCoordinatorArg: DistributedCoordinator, infoBasisArg: IDistributedDecisionInfoBasis) => Promise<void>
-}
-
-export class DistributedCoordinator {
-  public options: IDistributedCoordinatorConstructorOptions;
-
-  constructor(optionsArg: IDistributedCoordinatorConstructorOptions) {
-    this.options = optionsArg;
-  }
-
-  public async announceDistributedDecisionInfoBasis(infoBasisArg: IDistributedDecisionInfoBasis): Promise<ITaskConsultationResult> {
-    return this.options.announceDistributedDecisionInfoBasis(this, infoBasisArg);
-  }
-  public async updateDistributedDevisionInfoBasis(infoBasisArg: IDistributedDecisionInfoBasis): Promise<void> {
-    return this.options.updateDistributedDecisionInfoBasis(this, infoBasisArg)
-  }
-
+export abstract class AbstractDistributedCoordinator {
+  public abstract announceDistributedDecisionInfoBasis(infoBasisArg: IDistributedDecisionInfoBasis): Promise<ITaskConsultationResult>
+  public abstract updateDistributedDevisionInfoBasis(infoBasisArg: IDistributedDecisionInfoBasis): Promise<void>
 }
\ No newline at end of file
diff --git a/ts/taskbuffer.classes.taskmanager.ts b/ts/taskbuffer.classes.taskmanager.ts
index 072172a..ccf5a14 100644
--- a/ts/taskbuffer.classes.taskmanager.ts
+++ b/ts/taskbuffer.classes.taskmanager.ts
@@ -1,6 +1,6 @@
 import * as plugins from './taskbuffer.plugins.js';
 import { Task } from './taskbuffer.classes.task.js';
-import { DistributedCoordinator } from './taskbuffer.classes.distributedcoordinator.js';
+import { AbstractDistributedCoordinator } from './taskbuffer.classes.distributedcoordinator.js';
 
 export interface ICronJob {
   cronString: string;
@@ -9,7 +9,7 @@ export interface ICronJob {
 }
 
 export interface ITaskManagerConstructorOptions {
-  distributedCoordinator?: DistributedCoordinator
+  distributedCoordinator?: AbstractDistributedCoordinator
 }
 
 export class TaskManager {