diff --git a/appdaemon/adapi.py b/appdaemon/adapi.py
index 2f678738c..e559c2f81 100644
--- a/appdaemon/adapi.py
+++ b/appdaemon/adapi.py
@@ -320,7 +320,7 @@ async def listen_log(
         pin: bool | None = None,
         pin_thread: int | None = None,
         **kwargs
-    ) -> str:
+    ) -> list[str] | None:
         """Register a callback for whenever an app logs a message.
 
         Args:
diff --git a/appdaemon/logging.py b/appdaemon/logging.py
index 255d5da68..9791e3ac8 100644
--- a/appdaemon/logging.py
+++ b/appdaemon/logging.py
@@ -517,7 +517,7 @@ async def add_log_callback(
             ``None`` or a list of the callback handles, 1 for each logging level above the one given
 
         """
-        pin_app, pin_thread =self.AD.threading.determine_thread(self.name, pin, pin_thread)
+        pin_app, pin_thread =self.AD.threading.determine_thread(name, pin, pin_thread)
 
         #
         # Add the callback