diff --git a/documentation/webdocs/markdowndocs/Connector.md b/documentation/webdocs/markdowndocs/Connector.md
index 9c57a106ab148a7863b1f6b37cf508ff426f77f8..79e98efdc63b91bc952f0f5f459f3e0603325494 100644
--- a/documentation/webdocs/markdowndocs/Connector.md
+++ b/documentation/webdocs/markdowndocs/Connector.md
@@ -583,7 +583,7 @@ data = c1.fetchall()
 numOfRows = c1.rowcount
 numOfCols = len(c1.description)
 for irow in range(numOfRows):
-  print("Row%d: ts=%s, temperature=%d, humidity=%f" %(irow, data[irow][0], data[irow][1],data[irow][2])
+  print("Row%d: ts=%s, temperature=%d, humidity=%f" %(irow, data[irow][0], data[irow][1],data[irow][2]))
   
 # use the cursor as an iterator to retrieve all returned results
 c1.execute('select * from tb')
diff --git a/documentation/webdocs/markdowndocs/connector-ch.md b/documentation/webdocs/markdowndocs/connector-ch.md
index 1dfc6b896c92fc1fca84b6dff72560674eb535e0..9b4dc5a2e5a04a3d158d6cd2f9d04e407523b145 100644
--- a/documentation/webdocs/markdowndocs/connector-ch.md
+++ b/documentation/webdocs/markdowndocs/connector-ch.md
@@ -579,7 +579,7 @@ data = c1.fetchall()
 numOfRows = c1.rowcount
 numOfCols = len(c1.description)
 for irow in range(numOfRows):
-  print("Row%d: ts=%s, temperature=%d, humidity=%f" %(irow, data[irow][0], data[irow][1],data[irow][2])
+  print("Row%d: ts=%s, temperature=%d, humidity=%f" %(irow, data[irow][0], data[irow][1],data[irow][2]))
   
 # 直接使用cursor 循环拉取查询结果
 c1.execute('select * from tb')