diff --git a/poetry.lock b/poetry.lock
index 139396f..65e5462 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -513,26 +513,19 @@ version = "0.16.21"
 description = "Easy async ORM for python, built with relations in mind"
 category = "main"
 optional = false
-python-versions = "^3.7"
-develop = false
+python-versions = ">=3.7,<4.0"
 
 [package.dependencies]
-aiosqlite = "^0.16.0"
-iso8601 = "^0.1.13"
-pypika = "^0.44.0"
-pytz = "^2020.4"
+aiosqlite = ">=0.16.0,<0.17.0"
+iso8601 = ">=0.1.13,<0.2.0"
+pypika = ">=0.44.0,<0.45.0"
+pytz = ">=2020.4,<2021.0"
 
 [package.extras]
-accel = ["ciso8601 (>=2.1.2,<3.0.0)", "uvloop (>=0.14.0,<0.15.0)", "python-rapidjson"]
-asyncpg = ["asyncpg"]
+docs = ["pygments", "cloud-sptheme", "docutils", "sphinx"]
 aiomysql = ["aiomysql"]
-docs = ["sphinx", "cloud-sptheme", "pygments", "docutils"]
-
-[package.source]
-type = "git"
-url = "https://github.com/tortoise/tortoise-orm.git"
-reference = "develop"
-resolved_reference = "a25c0fc76b5ef3822d55602fa4bea22b880984a0"
+asyncpg = ["asyncpg"]
+accel = ["ciso8601 (>=2.1.2,<3.0.0)", "python-rapidjson", "uvloop (>=0.14.0,<0.15.0)"]
 
 [[package]]
 name = "typed-ast"
@@ -568,7 +561,7 @@ dbdrivers = ["aiomysql", "asyncpg"]
 [metadata]
 lock-version = "1.1"
 python-versions = "^3.7"
-content-hash = "0f0150b05d3c48af70130c766a73bf4dff8091133186479ed51270789d277ce8"
+content-hash = "a470f59db6ab1005b48fca403373bde6902451a9f4d413ba6d08ae33e6dbc4d0"
 
 [metadata.files]
 aiomysql = [
@@ -635,6 +628,7 @@ click = [
 ]
 colorama = [
     {file = "colorama-0.4.4-py2.py3-none-any.whl", hash = "sha256:9f47eda37229f68eee03b24b9748937c7dc3868f906e8ba69fbcbdd3bc5dc3e2"},
+    {file = "colorama-0.4.4.tar.gz", hash = "sha256:5941b2b48a20143d2267e95b1c2a7603ce057ee39fd88e7329b0c292aa16869b"},
 ]
 ddlparse = [
     {file = "ddlparse-1.9.0-py3-none-any.whl", hash = "sha256:a7962615a9325be7d0f182cbe34011e6283996473fb98c784c6f675b9783bc18"},
@@ -665,6 +659,7 @@ importlib-metadata = [
     {file = "importlib_metadata-3.4.0.tar.gz", hash = "sha256:fa5daa4477a7414ae34e95942e4dd07f62adf589143c875c133c1e53c4eff38d"},
 ]
 iniconfig = [
+    {file = "iniconfig-1.1.1-py2.py3-none-any.whl", hash = "sha256:011e24c64b7f47f6ebd835bb12a743f2fbe9a26d4cecaa7f53bc4f35ee9da8b3"},
     {file = "iniconfig-1.1.1.tar.gz", hash = "sha256:bc3af051d7d14b2ee5ef9969666def0cd1a000e121eaea580d4a313df4b37f32"},
 ]
 iso8601 = [
@@ -853,7 +848,10 @@ toml = [
     {file = "toml-0.10.2-py2.py3-none-any.whl", hash = "sha256:806143ae5bfb6a3c6e736a764057db0e6a0e05e338b5630894a5f779cabb4f9b"},
     {file = "toml-0.10.2.tar.gz", hash = "sha256:b3bda1d108d5dd99f4a20d24d9c348e91c4db7ab1b749200bded2f839ccbe68f"},
 ]
-tortoise-orm = []
+tortoise-orm = [
+    {file = "tortoise-orm-0.16.21.tar.gz", hash = "sha256:9729eac3eb58e59c32e2815d5ff1941a71e1eecd63834ae7199b6084c1a454b5"},
+    {file = "tortoise_orm-0.16.21-py3-none-any.whl", hash = "sha256:f36aa16d07bab69b141e91f8791c0f878fbcc0acfffa3c671ea10a6ad73c54ed"},
+]
 typed-ast = [
     {file = "typed_ast-1.4.2-cp35-cp35m-manylinux1_i686.whl", hash = "sha256:7703620125e4fb79b64aa52427ec192822e9f45d37d4b6625ab37ef403e1df70"},
     {file = "typed_ast-1.4.2-cp35-cp35m-manylinux1_x86_64.whl", hash = "sha256:c9aadc4924d4b5799112837b226160428524a9a45f830e0d0f184b19e4090487"},
diff --git a/pyproject.toml b/pyproject.toml
index 1cab1ed..a0f1dec 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -16,7 +16,7 @@ include = ["CHANGELOG.md", "LICENSE", "README.md"]
 
 [tool.poetry.dependencies]
 python = "^3.7"
-tortoise-orm = { git = "https://github.com/tortoise/tortoise-orm.git", branch = "develop" }
+tortoise-orm = "^0.16.21"
 click = "*"
 pydantic = "*"
 aiomysql = { version = "*", optional = true }