diff --git a/poetry.lock b/poetry.lock
index 77648c2..cd1f839 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -263,19 +263,19 @@ flake8 = ">=3.5,<4.0"
 
 [[package]]
 name = "flake8-isort"
-version = "3.0.1"
+version = "2.9.1"
 description = "flake8 plugin that integrates isort ."
 category = "dev"
 optional = false
 python-versions = "*"
 
 [package.dependencies]
-flake8 = ">=3.2.1,<4"
-isort = {version = ">=4.3.5,<5", extras = ["pyproject"]}
-testfixtures = ">=6.8.0,<7"
+flake8 = ">=3.2.1"
+isort = {version = ">=4.3.5", extras = ["pyproject"]}
+testfixtures = "*"
 
 [package.extras]
-test = ["pytest (>=4.0.2,<6)"]
+test = ["pytest"]
 
 [[package]]
 name = "flake8-polyfill"
@@ -396,20 +396,17 @@ python-versions = ">=3.5"
 
 [[package]]
 name = "isort"
-version = "4.3.21"
+version = "5.9.3"
 description = "A Python utility / library to sort Python imports."
 category = "dev"
 optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-
-[package.dependencies]
-toml = {version = "*", optional = true, markers = "extra == \"pyproject\""}
+python-versions = ">=3.6.1,<4.0"
 
 [package.extras]
-pipfile = ["pipreqs", "requirementslib"]
-pyproject = ["toml"]
-requirements = ["pipreqs", "pip-api"]
-xdg_home = ["appdirs (>=1.4.0)"]
+pipfile_deprecated_finder = ["pipreqs", "requirementslib"]
+requirements_deprecated_finder = ["pipreqs", "pip-api"]
+colors = ["colorama (>=0.4.3,<0.5.0)"]
+plugins = ["setuptools"]
 
 [[package]]
 name = "loguru"
@@ -695,7 +692,7 @@ python-versions = "*"
 
 [[package]]
 name = "wemake-python-styleguide"
-version = "0.14.1"
+version = "0.14.0"
 description = "The strictest and most opinionated python linter ever"
 category = "dev"
 optional = false
@@ -714,7 +711,7 @@ flake8-comprehensions = ">=3.1.0,<4.0.0"
 flake8-debugger = ">=3.1,<4.0"
 flake8-docstrings = ">=1.3.1,<2.0.0"
 flake8-eradicate = ">=0.3,<0.4"
-flake8-isort = ">=3.0.1,<4"
+flake8-isort = ">=2.9.0,<3.0.0"
 flake8-quotes = ">=2.0.1,<3.0.0"
 flake8-rst-docstrings = ">=0.0.12,<0.0.13"
 flake8-string-format = ">=0.2,<0.3"
@@ -736,7 +733,7 @@ dev = ["pytest (>=4.6.2)", "black (>=19.3b0)"]
 [metadata]
 lock-version = "1.1"
 python-versions = ">=3.8, <3.10"
-content-hash = "14b9cd35aa46bda5d85ad1fd5722400e07972994458a2a1b5dde888ec0b50dc4"
+content-hash = "8e6c8770c3b4fb711ea7eecb94d216d6e7729a8a053b216fa1cd2a16713fe2ff"
 
 [metadata.files]
 appdirs = [
@@ -827,8 +824,8 @@ flake8-eradicate = [
     {file = "flake8_eradicate-0.3.0-py3-none-any.whl", hash = "sha256:e8b32b32300bfb407fe7ef74667c8d2d3a6a81bdf6f09c14a7bcc82b7b870f8b"},
 ]
 flake8-isort = [
-    {file = "flake8-isort-3.0.1.tar.gz", hash = "sha256:5d976da513cc390232ad5a9bb54aee8a092466a15f442d91dfc525834bee727a"},
-    {file = "flake8_isort-3.0.1-py2.py3-none-any.whl", hash = "sha256:df1dd6dd73f6a8b128c9c783356627231783cccc82c13c6dc343d1a5a491699b"},
+    {file = "flake8-isort-2.9.1.tar.gz", hash = "sha256:0d34b266080e1748412b203a1690792245011706b1858c203476b43460bf3652"},
+    {file = "flake8_isort-2.9.1-py2.py3-none-any.whl", hash = "sha256:a77df28778a1ac6ac4153339ebd9d252935f3ed4379872d4f8b84986296d8cc3"},
 ]
 flake8-polyfill = [
     {file = "flake8-polyfill-1.0.2.tar.gz", hash = "sha256:e44b087597f6da52ec6393a709e7108b2905317d0c0b744cdca6208e670d8eda"},
@@ -869,8 +866,8 @@ idna = [
     {file = "idna-3.2.tar.gz", hash = "sha256:467fbad99067910785144ce333826c71fb0e63a425657295239737f7ecd125f3"},
 ]
 isort = [
-    {file = "isort-4.3.21-py2.py3-none-any.whl", hash = "sha256:6e811fcb295968434526407adb8796944f1988c5b65e8139058f2014cbe100fd"},
-    {file = "isort-4.3.21.tar.gz", hash = "sha256:54da7e92468955c4fceacd0c86bd0ec997b0e1ee80d97f67c35a78b719dccab1"},
+    {file = "isort-5.9.3-py3-none-any.whl", hash = "sha256:e17d6e2b81095c9db0a03a8025a957f334d6ea30b26f9ec70805411e5c7c81f2"},
+    {file = "isort-5.9.3.tar.gz", hash = "sha256:9c2ea1e62d871267b78307fe511c0838ba0da28698c5732d54e2790bf3ba9899"},
 ]
 loguru = [
     {file = "loguru-0.5.3-py3-none-any.whl", hash = "sha256:f8087ac396b5ee5f67c963b495d615ebbceac2796379599820e324419d53667c"},
@@ -1163,8 +1160,8 @@ typing-extensions = [
     {file = "typing_extensions-3.10.0.2.tar.gz", hash = "sha256:49f75d16ff11f1cd258e1b988ccff82a3ca5570217d7ad8c5f48205dd99a677e"},
 ]
 wemake-python-styleguide = [
-    {file = "wemake-python-styleguide-0.14.1.tar.gz", hash = "sha256:e13dc580fa56b7b548de8da170bccb8ddff2d4ab026ca987db8a9893bf8a7b5b"},
-    {file = "wemake_python_styleguide-0.14.1-py3-none-any.whl", hash = "sha256:73a501e0547275287a2b926515c000cc25026a8bceb9dcc1bf73ef85a223a3c6"},
+    {file = "wemake-python-styleguide-0.14.0.tar.gz", hash = "sha256:633d738b65c7ddf0c2b9e26e9d889d76f0f1993a82902821da359f08b233dbc8"},
+    {file = "wemake_python_styleguide-0.14.0-py3-none-any.whl", hash = "sha256:21e09b786a38f62399dc727ca801f49084dcbc025b5ac44faf8182f959deb6e0"},
 ]
 win32-setctime = [
     {file = "win32_setctime-1.0.3-py3-none-any.whl", hash = "sha256:dc925662de0a6eb987f0b01f599c01a8236cb8c62831c22d9cada09ad958243e"},
diff --git a/pyproject.toml b/pyproject.toml
index 5d72000..647385b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -12,7 +12,7 @@ mako = "^1.1.3"
 
 [tool.poetry.dev-dependencies]
 black = "~20.8b1"
-isort = "4.3.21"
+isort = "5.9.3"
 autoflake = "~1.4"
 mypy = "~0.782"
 wemake-python-styleguide = "~0.14"