diff --git a/pytchat/paramgen/arcparam.py b/pytchat/paramgen/arcparam.py
index f7b0b46..6cc7650 100644
--- a/pytchat/paramgen/arcparam.py
+++ b/pytchat/paramgen/arcparam.py
@@ -8,12 +8,9 @@ import urllib.parse
 '''
 Generate continuation parameter of youtube replay chat.
 
-Author: taizan-hokuto (2019)
+Author: taizan-hokuto (2019) @taizan205
 
 ver 0.0.1 2019.10.05
-
-if you use/copy this module 
-please tell me -> https://twitter.com/taizan205
 '''
 
 def _gen_vid(video_id):
diff --git a/pytchat/paramgen/liveparam.py b/pytchat/paramgen/liveparam.py
index 2fc3f6c..83ea612 100644
--- a/pytchat/paramgen/liveparam.py
+++ b/pytchat/paramgen/liveparam.py
@@ -7,12 +7,9 @@ import urllib.parse
 '''
 Generate continuation parameter of youtube live chat.
 
-Author: taizan-hokuto (2019)
-
+Author: taizan-hokuto (2019) @taizan205
+https://twitter.com/taizan205
 ver 0.0.1 2019.10.05
-
-if you use/copy this module 
-please tell me -> https://twitter.com/taizan205
 '''
 def _gen_vid(video_id):
     """generate video_id parameter.
diff --git a/pytchat/processors/default/renderer/base.py b/pytchat/processors/default/renderer/base.py
index c555b70..507a949 100644
--- a/pytchat/processors/default/renderer/base.py
+++ b/pytchat/processors/default/renderer/base.py
@@ -13,6 +13,11 @@ class BaseRenderer:
         self.id = self.renderer.get('id')
         timestampUsec = int(self.renderer.get("timestampUsec",0))
         self.timestamp = int(timestampUsec/1000)
+        tst = self.renderer.get("timestampText")
+        if tst:
+            self.timestampText = tst.get("simpleText")
+        else:
+            self.timestampText = ""
         self.datetime = self.get_datetime(timestampUsec)
         self.message = self.get_message(self.renderer)
         self.id =  self.renderer.get('id')