diff --git a/commandline.py b/commandline.py
index 44abd26..e7652c2 100644
--- a/commandline.py
+++ b/commandline.py
@@ -45,7 +45,7 @@ def handle():
         return True
     else:
         api_id, api_hash = tttcutils.assert_environment()
-        client = TelegramClient("tttc", api_id, api_hash)
+        client = TelegramClient(tttcutils.sessionfile(), api_id, api_hash)
         debug("Connecting...", file=sys.stderr)
         client.connect()
         debug("Connected.", file=sys.stderr)
diff --git a/interactive.py b/interactive.py
index 7b1b19f..2045c65 100755
--- a/interactive.py
+++ b/interactive.py
@@ -4,7 +4,7 @@ import os
 
 api_id, api_hash = tttcutils.assert_environment()
 
-client = TelegramClient("tttc", api_id, api_hash)
+client = TelegramClient(tttcutils.sessionfile(), api_id, api_hash)
 client.connect()
 chats = client.get_dialogs()
 print("client: TelegramClient   chats: [Dialog]")
diff --git a/tttc.py b/tttc.py
index 5449219..125fa30 100755
--- a/tttc.py
+++ b/tttc.py
@@ -22,7 +22,7 @@ class Display:
     def __init__(self, loop):
         self.loop = loop
         api_id, api_hash = tttcutils.assert_environment()
-        self.client = TelegramClient("tttc", api_id, api_hash, loop=self.loop)
+        self.client = TelegramClient(tttcutils.sessionfile(), api_id, api_hash, loop=self.loop)
 
 
     def __enter__(self):
diff --git a/tttcutils.py b/tttcutils.py
index 7c73a70..2d5524b 100644
--- a/tttcutils.py
+++ b/tttcutils.py
@@ -17,3 +17,8 @@ def assert_environment():
         print("Please consult https://core.telegram.org/api/obtaining_api_id on how to get your own API id and hash.")
         exit(1)
     return os.environ["TTTC_API_ID"], os.environ["TTTC_API_HASH"]
+
+def sessionfile():
+    if not os.path.exists(os.path.expanduser("~/.config/tttc")):
+        os.makedirs(os.path.expanduser("~/.config/tttc/"))
+    return os.path.expanduser("~/.config/tttc/tttc")