1 files changed, 2 insertions, 2 deletions

diff --git a/main.py b/main.py
index f3e589e..a117d8d 100644
--- a/main.py
+++ b/main.py
@@ -77,7 +77,7 @@ def get_sender(msg):
     user = msg.from_user
     if user.username is not None:
         return user.username
-    if user.last_name is None:
+    if user.last_name is not None:
         return user.first_name + ' ' + user.last_name
     return user.first_name
 
@@ -108,4 +108,4 @@ if __name__ == "__main__":
     try:
         asyncio.run(main())
     except KeyboardInterrupt:
-        print("Bot shutting down.")
\ No newline at end of file
+        print("Bot shutting down.")