diff --git a/ably/decorator/sync.py b/ably/decorator/sync.py
index 16095585..f3577072 100644
--- a/ably/decorator/sync.py
+++ b/ably/decorator/sync.py
@@ -37,3 +37,28 @@ def wrapper(*args, **kwargs):
         return res
 
     return wrapper
+
+
+def close_app_eventloop(fn):
+    import asyncio
+
+    @functools.wraps(fn)
+    def wrapper(*args, **kwargs):
+
+        caller_eventloop = None
+        try:
+            caller_eventloop: events = asyncio.get_running_loop()
+        except Exception:
+            pass
+
+        app_eventloop: events = AppEventLoop.current()
+        if caller_eventloop is not None:
+            app_eventloop.close()
+            return caller_eventloop.create_task(fn(*args, **kwargs))
+        else:
+            future = asyncio.run_coroutine_threadsafe(fn(*args, **kwargs), app_eventloop.loop)
+            result = future.result()
+            app_eventloop.close()
+            return result
+
+    return wrapper
diff --git a/ably/rest/rest.py b/ably/rest/rest.py
index 3c8cb984..1c636147 100644
--- a/ably/rest/rest.py
+++ b/ably/rest/rest.py
@@ -2,7 +2,7 @@
 from typing import Optional
 from urllib.parse import urlencode
 
-from ably.decorator.sync import optional_sync
+from ably.decorator.sync import optional_sync, close_app_eventloop
 from ably.executer.eventloop import AppEventLoop
 from ably.http.http import Http
 from ably.http.paginatedresult import PaginatedResult, HttpPaginatedResponse
@@ -152,12 +152,8 @@ async def __aexit__(self, *excinfo):
         await self.close()
 
     def __exit__(self, *excinfo):
-        self.close_sync()
+        self.close()
 
+    @close_app_eventloop
     async def close(self):
         await self.http.close()
-        AppEventLoop.current().close()
-
-    def close_sync(self):
-        self.http.close()
-        AppEventLoop.current().close()