diff --git a/CHANGELOG b/CHANGELOG
index c47cb0ead..c4397313c 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,6 @@
+2020-04-02 Version: 1.36.336
+- Support for WaitTimeSeconds for DescribeExecution.
+
 2020-04-01 Version: 1.36.335
 - DescribeVerifyToken API Add Parameters-UserIp and UserPhoneNumber and UserRegistTime.
 
diff --git a/VERSION b/VERSION
index 179811dfb..823ba446a 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.36.335
\ No newline at end of file
+1.36.336
\ No newline at end of file
diff --git a/fnf/include/alibabacloud/fnf/model/DescribeExecutionRequest.h b/fnf/include/alibabacloud/fnf/model/DescribeExecutionRequest.h
index 220c12b16..415bfa240 100644
--- a/fnf/include/alibabacloud/fnf/model/DescribeExecutionRequest.h
+++ b/fnf/include/alibabacloud/fnf/model/DescribeExecutionRequest.h
@@ -37,6 +37,8 @@ namespace AlibabaCloud
 
 				std::string getExecutionName()const;
 				void setExecutionName(const std::string& executionName);
+				int getWaitTimeSeconds()const;
+				void setWaitTimeSeconds(int waitTimeSeconds);
 				std::string getRequestId()const;
 				void setRequestId(const std::string& requestId);
 				std::string getFlowName()const;
@@ -44,6 +46,7 @@ namespace AlibabaCloud
 
             private:
 				std::string executionName_;
+				int waitTimeSeconds_;
 				std::string requestId_;
 				std::string flowName_;
 
diff --git a/fnf/src/model/DescribeExecutionRequest.cc b/fnf/src/model/DescribeExecutionRequest.cc
index aed1c2a05..eafbf2cbe 100644
--- a/fnf/src/model/DescribeExecutionRequest.cc
+++ b/fnf/src/model/DescribeExecutionRequest.cc
@@ -38,6 +38,17 @@ void DescribeExecutionRequest::setExecutionName(const std::string& executionName
 	setParameter("ExecutionName", executionName);
 }
 
+int DescribeExecutionRequest::getWaitTimeSeconds()const
+{
+	return waitTimeSeconds_;
+}
+
+void DescribeExecutionRequest::setWaitTimeSeconds(int waitTimeSeconds)
+{
+	waitTimeSeconds_ = waitTimeSeconds;
+	setParameter("WaitTimeSeconds", std::to_string(waitTimeSeconds));
+}
+
 std::string DescribeExecutionRequest::getRequestId()const
 {
 	return requestId_;