diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6cc0a6a..e6cd0e2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 ## 0.5
 
+### 0.5.1
+
+- Fix tortoise connections not being closed properly. (#120)
+
 ### 0.5.0
 
 - Refactor core code, now has no limitation for everything.
diff --git a/aerich/__init__.py b/aerich/__init__.py
index 3d18726..dd9b22c 100644
--- a/aerich/__init__.py
+++ b/aerich/__init__.py
@@ -1 +1 @@
-__version__ = "0.5.0"
+__version__ = "0.5.1"
diff --git a/aerich/cli.py b/aerich/cli.py
index ba0353f..e4d3cf7 100644
--- a/aerich/cli.py
+++ b/aerich/cli.py
@@ -35,7 +35,13 @@ def coro(f):
     @wraps(f)
     def wrapper(*args, **kwargs):
         loop = asyncio.get_event_loop()
-        loop.run_until_complete(f(*args, **kwargs))
+
+        # 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
 
diff --git a/pyproject.toml b/pyproject.toml
index a0f1dec..031d3f9 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "aerich"
-version = "0.5.0"
+version = "0.5.1"
 description = "A database migrations tool for Tortoise ORM."
 authors = ["long2ice <long2ice@gmail.com>"]
 license = "Apache-2.0"