diff --git a/powerjob-client/src/main/java/com/github/kfcfans/powerjob/client/OhMyClient.java b/powerjob-client/src/main/java/com/github/kfcfans/powerjob/client/OhMyClient.java
index 33291d45..e923a1d4 100644
--- a/powerjob-client/src/main/java/com/github/kfcfans/powerjob/client/OhMyClient.java
+++ b/powerjob-client/src/main/java/com/github/kfcfans/powerjob/client/OhMyClient.java
@@ -399,6 +399,20 @@ public class OhMyClient {
         return JSONObject.parseObject(post, VOID_RESULT_TYPE);
     }
 
+    /**
+     * Retry one workflow instance
+     * @param wfInstanceId workflow instanceId
+     * @return Standard return object
+     */
+    public ResultDTO<Void> retryWorkflowInstance(Long wfInstanceId) {
+        RequestBody body = new FormBody.Builder()
+                .add("wfInstanceId", wfInstanceId.toString())
+                .add("appId", appId.toString())
+                .build();
+        String post = postHA(OpenAPIConstant.RETRY_WORKFLOW_INSTANCE, body);
+        return JSONObject.parseObject(post, VOID_RESULT_TYPE);
+    }
+
     /**
      * Query detail about a workflow instance
      * @param wfInstanceId workflow instanceId
diff --git a/powerjob-client/src/test/java/com/github/kfcfans/powerjob/client/test/TestWorkflow.java b/powerjob-client/src/test/java/com/github/kfcfans/powerjob/client/test/TestWorkflow.java
index 5c273d30..cb83cac8 100644
--- a/powerjob-client/src/test/java/com/github/kfcfans/powerjob/client/test/TestWorkflow.java
+++ b/powerjob-client/src/test/java/com/github/kfcfans/powerjob/client/test/TestWorkflow.java
@@ -94,6 +94,11 @@ class TestWorkflow extends ClientInitializer {
         System.out.println(ohMyClient.stopWorkflowInstance(149962433421639744L));
     }
 
+    @Test
+    public void testRetryWorkflowInstance() {
+        System.out.println(ohMyClient.retryWorkflowInstance(149962433421639744L));
+    }
+
     @Test
     public void testFetchWfInstanceInfo() throws Exception {
         System.out.println(ohMyClient.fetchWorkflowInstanceInfo(149962433421639744L));
diff --git a/powerjob-common/src/main/java/com/github/kfcfans/powerjob/common/OpenAPIConstant.java b/powerjob-common/src/main/java/com/github/kfcfans/powerjob/common/OpenAPIConstant.java
index 6db90af3..c213df74 100644
--- a/powerjob-common/src/main/java/com/github/kfcfans/powerjob/common/OpenAPIConstant.java
+++ b/powerjob-common/src/main/java/com/github/kfcfans/powerjob/common/OpenAPIConstant.java
@@ -13,6 +13,7 @@ public class OpenAPIConstant {
     public static final String ASSERT = "/assert";
 
     /* ************* JOB 区 ************* */
+
     public static final String SAVE_JOB = "/saveJob";
     public static final String FETCH_JOB = "/fetchJob";
     public static final String FETCH_ALL_JOB = "/fetchAllJob";
@@ -23,6 +24,7 @@ public class OpenAPIConstant {
     public static final String RUN_JOB = "/runJob";
 
     /* ************* Instance 区 ************* */
+
     public static final String STOP_INSTANCE = "/stopInstance";
     public static final String CANCEL_INSTANCE = "/cancelInstance";
     public static final String RETRY_INSTANCE = "/retryInstance";
@@ -31,6 +33,7 @@ public class OpenAPIConstant {
     public static final String QUERY_INSTANCE = "/queryInstance";
 
     /* ************* Workflow 区 ************* */
+
     public static final String SAVE_WORKFLOW = "/saveWorkflow";
     public static final String FETCH_WORKFLOW = "/fetchWorkflow";
     public static final String DISABLE_WORKFLOW = "/disableWorkflow";
@@ -39,6 +42,8 @@ public class OpenAPIConstant {
     public static final String RUN_WORKFLOW = "/runWorkflow";
 
     /* ************* WorkflowInstance 区 ************* */
+
     public static final String STOP_WORKFLOW_INSTANCE = "/stopWfInstance";
+    public static final String RETRY_WORKFLOW_INSTANCE = "/retryWfInstance";
     public static final String FETCH_WORKFLOW_INSTANCE_INFO = "/fetchWfInstanceInfo";
 }
diff --git a/powerjob-server/src/main/java/com/github/kfcfans/powerjob/server/web/controller/OpenAPIController.java b/powerjob-server/src/main/java/com/github/kfcfans/powerjob/server/web/controller/OpenAPIController.java
index 53ea13ce..e075505d 100644
--- a/powerjob-server/src/main/java/com/github/kfcfans/powerjob/server/web/controller/OpenAPIController.java
+++ b/powerjob-server/src/main/java/com/github/kfcfans/powerjob/server/web/controller/OpenAPIController.java
@@ -16,6 +16,7 @@ import com.github.kfcfans.powerjob.common.response.*;
 import org.springframework.web.bind.annotation.*;
 
 import javax.annotation.Resource;
+import java.text.ParseException;
 import java.util.List;
 
 /**
@@ -50,7 +51,7 @@ public class OpenAPIController {
 
     /* ************* Job 区 ************* */
     @PostMapping(OpenAPIConstant.SAVE_JOB)
-    public ResultDTO<Long> saveJob(@RequestBody SaveJobInfoRequest request) throws Exception {
+    public ResultDTO<Long> saveJob(@RequestBody SaveJobInfoRequest request) throws ParseException {
         if (request.getId() != null) {
             checkJobIdValid(request.getId(), request.getAppId());
         }
@@ -86,7 +87,7 @@ public class OpenAPIController {
         return ResultDTO.success(null);
     }
     @PostMapping(OpenAPIConstant.ENABLE_JOB)
-    public ResultDTO<Void> enableJob(Long jobId, Long appId) throws Exception {
+    public ResultDTO<Void> enableJob(Long jobId, Long appId) throws ParseException {
         checkJobIdValid(jobId, appId);
         jobService.enableJob(jobId);
         return ResultDTO.success(null);
@@ -138,8 +139,9 @@ public class OpenAPIController {
     }
 
     /* ************* Workflow 区 ************* */
+
     @PostMapping(OpenAPIConstant.SAVE_WORKFLOW)
-    public ResultDTO<Long> saveWorkflow(@RequestBody SaveWorkflowRequest request) throws Exception {
+    public ResultDTO<Long> saveWorkflow(@RequestBody SaveWorkflowRequest request) throws ParseException {
         return ResultDTO.success(workflowService.saveWorkflow(request));
     }
 
@@ -170,11 +172,19 @@ public class OpenAPIController {
     }
 
     /* ************* Workflow Instance 区 ************* */
+
     @PostMapping(OpenAPIConstant.STOP_WORKFLOW_INSTANCE)
     public ResultDTO<Void> stopWorkflowInstance(Long wfInstanceId, Long appId) {
         workflowInstanceService.stopWorkflowInstance(wfInstanceId, appId);
         return ResultDTO.success(null);
     }
+
+    @PostMapping(OpenAPIConstant.RETRY_WORKFLOW_INSTANCE)
+    public ResultDTO<Void> retryWorkflowInstance(Long wfInstanceId, Long appId) {
+        workflowInstanceService.retryWorkflowInstance(wfInstanceId, appId);
+        return ResultDTO.success(null);
+    }
+
     @PostMapping(OpenAPIConstant.FETCH_WORKFLOW_INSTANCE_INFO)
     public ResultDTO<WorkflowInstanceInfoDTO> fetchWorkflowInstanceInfo(Long wfInstanceId, Long appId) {
         return ResultDTO.success(workflowInstanceService.fetchWorkflowInstanceInfo(wfInstanceId, appId));