diff --git a/modules/module-ci-process-biz/src/main/java/cd/casic/ci/process/engine/worker/base/PassableWorker.java b/modules/module-ci-process-biz/src/main/java/cd/casic/ci/process/engine/worker/base/PassableWorker.java
index 95db7e4a..4d477eb4 100644
--- a/modules/module-ci-process-biz/src/main/java/cd/casic/ci/process/engine/worker/base/PassableWorker.java
+++ b/modules/module-ci-process-biz/src/main/java/cd/casic/ci/process/engine/worker/base/PassableWorker.java
@@ -2,7 +2,7 @@ package cd.casic.ci.process.engine.worker.base;
 
 import cd.casic.ci.process.engine.enums.ContextStateEnum;
 
-public abstract class PassableWorker extends BaseWorker{
+public interface PassableWorker{
     /**
      *  这个方法用于阻塞
      * */