diff --git a/aerich/cli.py b/aerich/cli.py
index 26a0164..e4d3cf7 100644
--- a/aerich/cli.py
+++ b/aerich/cli.py
@@ -8,7 +8,7 @@ from typing import List
 
 import click
 from click import Context, UsageError
-from tortoise import Tortoise, generate_schema_for_client, run_async
+from tortoise import Tortoise, generate_schema_for_client
 from tortoise.exceptions import OperationalError
 from tortoise.transactions import in_transaction
 from tortoise.utils import get_schema_sql
@@ -34,7 +34,14 @@ parser = ConfigParser()
 def coro(f):
     @wraps(f)
     def wrapper(*args, **kwargs):
-        run_async(f(*args, **kwargs))
+        loop = asyncio.get_event_loop()
+
+        # Close db connections at the end of all all but the cli group function
+        try:
+            loop.run_until_complete(f(*args, **kwargs))
+        finally:
+            if f.__name__ != "cli":
+                loop.run_until_complete(Tortoise.close_connections())
 
     return wrapper