diff --git a/python/src/deltachat/events.py b/python/src/deltachat/events.py
index e0e1c3348..4030cd029 100644
--- a/python/src/deltachat/events.py
+++ b/python/src/deltachat/events.py
@@ -40,7 +40,7 @@ class FFIEventLogger:
 
     @account_hookimpl
     def ac_log_line(self, message):
-        t = threading.currentThread()
+        t = threading.current_thread()
         tname = getattr(t, "name", t)
         if tname == "MainThread":
             tname = "MAIN"
@@ -193,7 +193,7 @@ class EventThread(threading.Thread):
     def __init__(self, account) -> None:
         self.account = account
         super(EventThread, self).__init__(name="events")
-        self.setDaemon(True)
+        self.daemon = True
         self._marked_for_shutdown = False
         self.start()
 
diff --git a/python/src/deltachat/testplugin.py b/python/src/deltachat/testplugin.py
index 7ed48f96a..a1095befd 100644
--- a/python/src/deltachat/testplugin.py
+++ b/python/src/deltachat/testplugin.py
@@ -465,7 +465,7 @@ class BotProcess:
         # the (unicode) lines available for readers through a queue.
         self.stdout_queue = queue.Queue()
         self.stdout_thread = t = threading.Thread(target=self._run_stdout_thread, name="bot-stdout-thread")
-        t.setDaemon(True)
+        t.daemon = True
         t.start()
 
     def _run_stdout_thread(self) -> None: