diff --git a/pytchat/core/pytchat.py b/pytchat/core/pytchat.py
index 23d0441..d18caf4 100644
--- a/pytchat/core/pytchat.py
+++ b/pytchat/core/pytchat.py
@@ -32,7 +32,7 @@ class PytchatCore:
     processor : ChatProcessor
 
     interruptable : bool
-        Allows keyboard interrupts. 
+        Allows keyboard interrupts.
         Set this parameter to False if your own threading program causes
         the problem.
 
diff --git a/pytchat/core_async/livechat.py b/pytchat/core_async/livechat.py
index 85e5c18..a7c4371 100644
--- a/pytchat/core_async/livechat.py
+++ b/pytchat/core_async/livechat.py
@@ -41,7 +41,7 @@ class LiveChatAsync:
         buffer of chat data fetched background.
 
     interruptable : bool
-        Allows keyboard interrupts. 
+        Allows keyboard interrupts.
         Set this parameter to False if your own threading program causes
         the problem.
 
diff --git a/pytchat/core_multithread/livechat.py b/pytchat/core_multithread/livechat.py
index f82d5a8..8e025c2 100644
--- a/pytchat/core_multithread/livechat.py
+++ b/pytchat/core_multithread/livechat.py
@@ -41,7 +41,7 @@ class LiveChat:
         buffer of chat data fetched background.
 
     interruptable : bool
-        Allows keyboard interrupts. 
+        Allows keyboard interrupts.
         Set this parameter to False if your own threading program causes
         the problem.