diff --git a/src/main/java/com/alibaba/compileflow/engine/process/preruntime/generator/impl/action/support/SubBpmActionGenerator.java b/src/main/java/com/alibaba/compileflow/engine/process/preruntime/generator/impl/action/support/SubBpmActionGenerator.java
index 56c5596..827a7fd 100644
--- a/src/main/java/com/alibaba/compileflow/engine/process/preruntime/generator/impl/action/support/SubBpmActionGenerator.java
+++ b/src/main/java/com/alibaba/compileflow/engine/process/preruntime/generator/impl/action/support/SubBpmActionGenerator.java
@@ -67,7 +67,7 @@ public void generateCode(CodeTargetSupport codeTargetSupport) {
             codeTargetSupport.addBodyLine("_spContext.put(\"" + param.getName() + "\", " + var + ");");
         }
 
-        String noReturnCode = "ProcessEngineFactory.getProcessEngine().start(\"" + getSubBpmCode()
+        String noReturnCode = "ProcessEngineFactory.getProcessEngine().execute(\"" + getSubBpmCode()
             + "\", _spContext)";
 
         if (returnVar != null) {
diff --git a/src/main/java/com/alibaba/compileflow/engine/process/preruntime/generator/impl/tbbpm/SubBpmGenerator.java b/src/main/java/com/alibaba/compileflow/engine/process/preruntime/generator/impl/tbbpm/SubBpmGenerator.java
index cc078f8..8f795a8 100644
--- a/src/main/java/com/alibaba/compileflow/engine/process/preruntime/generator/impl/tbbpm/SubBpmGenerator.java
+++ b/src/main/java/com/alibaba/compileflow/engine/process/preruntime/generator/impl/tbbpm/SubBpmGenerator.java
@@ -102,7 +102,7 @@ protected void doGenerateSubBpmMethodCode(CodeTargetSupport codeTargetSupport) {
             codeTargetSupport.addBodyLine("_spContext.put(\"" + param.getName() + "\", " + var + ");");
         }
 
-        String noReturnCode = "ProcessEngineFactory.getProcessEngine().start(\""
+        String noReturnCode = "ProcessEngineFactory.getProcessEngine().execute(\""
             + flowNode.getSubBpmCode() + "\", _spContext)";
 
         if (returnVar != null) {