diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index a70f942c7148..605ac9a09ec2 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -56,6 +56,15 @@ Changed
   (default behavior) or in a temporary directory by specifying the
   ``save_to_default_model_directory`` field in the training request.
 
+[1.3.4] 
+^^^^^^^^^^^^^^^^^^^^
+
+Fixed
+-----
+- asyncio warnings are now only printed if the callback takes more than 100ms
+  (up from 1ms)
+- ``agent.load_model_from_server`` no longer affects logging
+
 [1.3.3] - 2019-09-13
 ^^^^^^^^^^^^^^^^^^^^
 
diff --git a/rasa/core/agent.py b/rasa/core/agent.py
index d7e84ca27ecb..85139d62da81 100644
--- a/rasa/core/agent.py
+++ b/rasa/core/agent.py
@@ -35,7 +35,7 @@
     get_model,
 )
 from rasa.nlu.utils import is_url
-from rasa.utils.common import update_sanic_log_level, set_log_level
+from rasa.utils.common import update_sanic_log_level
 from rasa.utils.endpoints import EndpointConfig
 
 logger = logging.getLogger(__name__)
@@ -132,7 +132,6 @@ async def _pull_model_and_fingerprint(
 
     async with model_server.session() as session:
         try:
-            set_log_level()
             params = model_server.combine_parameters()
             async with session.request(
                 "GET",
diff --git a/rasa/utils/io.py b/rasa/utils/io.py
index 990af4b17a23..f43167b42fb1 100644
--- a/rasa/utils/io.py
+++ b/rasa/utils/io.py
@@ -39,7 +39,9 @@ def configure_colored_logging(loglevel):
     )
 
 
-def enable_async_loop_debugging(event_loop: AbstractEventLoop) -> AbstractEventLoop:
+def enable_async_loop_debugging(
+    event_loop: AbstractEventLoop, slow_callback_duration: float = 0.1
+) -> AbstractEventLoop:
     logging.info(
         "Enabling coroutine debugging. Loop id {}.".format(id(asyncio.get_event_loop()))
     )
@@ -49,7 +51,7 @@ def enable_async_loop_debugging(event_loop: AbstractEventLoop) -> AbstractEventL
 
     # Make the threshold for "slow" tasks very very small for
     # illustration. The default is 0.1 (= 100 milliseconds).
-    event_loop.slow_callback_duration = 0.001
+    event_loop.slow_callback_duration = slow_callback_duration
 
     # Report all mistakes managing asynchronous resources.
     warnings.simplefilter("always", ResourceWarning)