diff --git a/poetry.lock b/poetry.lock
index 60df76b..ddb2969 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,29 +1,29 @@
 [[package]]
-category = "dev"
-description = "A small Python module for determining appropriate platform-specific dirs, e.g. a \"user data dir\"."
 name = "appdirs"
+version = "1.4.4"
+description = "A small Python module for determining appropriate platform-specific dirs, e.g. a \"user data dir\"."
+category = "dev"
 optional = false
 python-versions = "*"
-version = "1.4.4"
 
 [[package]]
-category = "dev"
-description = "Utilities for refactoring imports in python-like syntax."
 name = "aspy.refactor-imports"
+version = "2.1.1"
+description = "Utilities for refactoring imports in python-like syntax."
+category = "dev"
 optional = false
 python-versions = ">=3.6.1"
-version = "2.1.1"
 
 [package.dependencies]
 cached-property = "*"
 
 [[package]]
-category = "dev"
-description = "An abstract syntax tree for Python with inference support."
 name = "astroid"
+version = "2.4.2"
+description = "An abstract syntax tree for Python with inference support."
+category = "dev"
 optional = false
 python-versions = ">=3.5"
-version = "2.4.2"
 
 [package.dependencies]
 lazy-object-proxy = ">=1.4.0,<1.5.0"
@@ -31,41 +31,41 @@ six = ">=1.12,<2.0"
 wrapt = ">=1.11,<2.0"
 
 [[package]]
-category = "dev"
-description = "Classes Without Boilerplate"
 name = "attrs"
+version = "19.3.0"
+description = "Classes Without Boilerplate"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "19.3.0"
 
 [package.extras]
-azure-pipelines = ["coverage", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "zope.interface", "pytest-azurepipelines"]
-dev = ["coverage", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "zope.interface", "sphinx", "pre-commit"]
+azure-pipelines = ["coverage", "hypothesis", "pympler", "pytest (>=4.3.0)", "pytest-azurepipelines", "six", "zope.interface"]
+dev = ["coverage", "hypothesis", "pre-commit", "pympler", "pytest (>=4.3.0)", "six", "sphinx", "zope.interface"]
 docs = ["sphinx", "zope.interface"]
 tests = ["coverage", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "zope.interface"]
 
 [[package]]
-category = "dev"
-description = "Security oriented static analyser for python code."
 name = "bandit"
+version = "1.6.2"
+description = "Security oriented static analyser for python code."
+category = "dev"
 optional = false
 python-versions = "*"
-version = "1.6.2"
 
 [package.dependencies]
+colorama = {version = ">=0.3.9", markers = "platform_system == \"Windows\""}
 GitPython = ">=1.0.1"
 PyYAML = ">=3.13"
-colorama = ">=0.3.9"
 six = ">=1.10.0"
 stevedore = ">=1.20.0"
 
 [[package]]
-category = "dev"
-description = "The uncompromising code formatter."
 name = "black"
+version = "19.10b0"
+description = "The uncompromising code formatter."
+category = "dev"
 optional = false
 python-versions = ">=3.6"
-version = "19.10b0"
 
 [package.dependencies]
 appdirs = "*"
@@ -80,45 +80,44 @@ typed-ast = ">=1.4.0"
 d = ["aiohttp (>=3.3.2)", "aiohttp-cors"]
 
 [[package]]
-category = "dev"
-description = "A decorator for caching properties in classes."
 name = "cached-property"
+version = "1.5.1"
+description = "A decorator for caching properties in classes."
+category = "dev"
 optional = false
 python-versions = "*"
-version = "1.5.1"
 
 [[package]]
-category = "dev"
-description = "Composable command line interface toolkit"
 name = "click"
+version = "7.1.2"
+description = "Composable command line interface toolkit"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-version = "7.1.2"
 
 [[package]]
-category = "dev"
-description = "Cross-platform colored terminal text."
-marker = "platform_system == \"Windows\" or sys_platform == \"win32\""
 name = "colorama"
+version = "0.4.3"
+description = "Cross-platform colored terminal text."
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-version = "0.4.3"
 
 [[package]]
-category = "dev"
-description = "Discover and load entry points from installed packages."
 name = "entrypoints"
+version = "0.3"
+description = "Discover and load entry points from installed packages."
+category = "dev"
 optional = false
 python-versions = ">=2.7"
-version = "0.3"
 
 [[package]]
-category = "dev"
-description = "the modular source code checker: pep8 pyflakes and co"
 name = "flake8"
+version = "3.8.3"
+description = "the modular source code checker: pep8 pyflakes and co"
+category = "dev"
 optional = false
 python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,>=2.7"
-version = "3.8.3"
 
 [package.dependencies]
 mccabe = ">=0.6.0,<0.7.0"
@@ -126,12 +125,12 @@ pycodestyle = ">=2.6.0a1,<2.7.0"
 pyflakes = ">=2.2.0,<2.3.0"
 
 [[package]]
-category = "dev"
-description = "Automated security testing with bandit and flake8."
 name = "flake8-bandit"
+version = "2.1.2"
+description = "Automated security testing with bandit and flake8."
+category = "dev"
 optional = false
 python-versions = "*"
-version = "2.1.2"
 
 [package.dependencies]
 bandit = "*"
@@ -140,78 +139,75 @@ flake8-polyfill = "*"
 pycodestyle = "*"
 
 [[package]]
-category = "dev"
-description = "flake8 plugin to call black as a code style validator"
 name = "flake8-black"
+version = "0.2.0"
+description = "flake8 plugin to call black as a code style validator"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "0.2.0"
 
 [package.dependencies]
 black = "*"
 flake8 = ">=3.0.0"
 
 [[package]]
-category = "dev"
-description = "A plugin for flake8 finding likely bugs and design problems in your program. Contains warnings that don't belong in pyflakes and pycodestyle."
 name = "flake8-bugbear"
+version = "20.1.4"
+description = "A plugin for flake8 finding likely bugs and design problems in your program. Contains warnings that don't belong in pyflakes and pycodestyle."
+category = "dev"
 optional = false
 python-versions = ">=3.6"
-version = "20.1.4"
 
 [package.dependencies]
 attrs = ">=19.2.0"
 flake8 = ">=3.0.0"
 
 [[package]]
-category = "dev"
-description = "Extension for flake8 which uses pydocstyle to check docstrings"
 name = "flake8-docstrings"
+version = "1.5.0"
+description = "Extension for flake8 which uses pydocstyle to check docstrings"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "1.5.0"
 
 [package.dependencies]
 flake8 = ">=3"
 pydocstyle = ">=2.1"
 
 [[package]]
-category = "dev"
-description = "flake8 plugin that integrates isort ."
 name = "flake8-isort"
+version = "3.0.0"
+description = "flake8 plugin that integrates isort ."
+category = "dev"
 optional = false
 python-versions = "*"
-version = "3.0.0"
 
 [package.dependencies]
 flake8 = ">=3.2.1"
+isort = {version = ">=4.3.5", extras = ["pyproject"]}
 testfixtures = "*"
 
-[package.dependencies.isort]
-extras = ["pyproject"]
-version = ">=4.3.5"
-
 [package.extras]
 test = ["pytest"]
 
 [[package]]
-category = "dev"
-description = "Polyfill package for Flake8 plugins"
 name = "flake8-polyfill"
+version = "1.0.2"
+description = "Polyfill package for Flake8 plugins"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "1.0.2"
 
 [package.dependencies]
 flake8 = "*"
 
 [[package]]
-category = "dev"
-description = "Flake8 wrapper to make it nice and configurable"
 name = "flakehell"
+version = "0.5.0"
+description = "Flake8 wrapper to make it nice and configurable"
+category = "dev"
 optional = false
 python-versions = ">=3.5"
-version = "0.5.0"
 
 [package.dependencies]
 entrypoints = "*"
@@ -223,272 +219,276 @@ toml = "*"
 urllib3 = "*"
 
 [package.extras]
-dev = ["dlint", "flake8-alfred", "flake8-annotations-complexity", "flake8-bandit", "flake8-broken-line", "flake8-bugbear", "flake8-builtins", "flake8-coding", "flake8-commas", "flake8-comprehensions", "flake8-debugger", "flake8-django", "flake8-docstrings", "flake8-eradicate", "flake8-executable", "flake8-future-import", "flake8-isort", "flake8-logging-format", "flake8-mock", "flake8-mutable", "flake8-pep3101", "flake8-pie", "flake8-print", "flake8-pytest", "flake8-quotes", "flake8-rst-docstrings", "flake8-scrapy", "flake8-strict", "flake8-string-format", "flake8-variables-names", "isort", "mccabe", "pep8-naming", "pytest", "typing-extensions", "wemake-python-styleguide"]
+dev = ["dlint", "flake8-alfred", "flake8-annotations-complexity", "flake8-bandit", "flake8-broken-line", "flake8-bugbear", "flake8-builtins", "flake8-coding", "flake8-commas", "flake8-comprehensions", "flake8-debugger", "flake8-django", "flake8-docstrings", "flake8-eradicate", "flake8-executable", "flake8-future-import", "flake8-isort", "flake8-logging-format", "flake8-mock", "flake8-mutable", "flake8-pep3101", "flake8-pie", "flake8-print", "flake8-pytest", "flake8-quotes", "flake8-rst-docstrings", "flake8-scrapy", "flake8-strict", "flake8-string-format", "flake8-variables-names", "isort[pyproject]", "mccabe", "pep8-naming", "pytest", "typing-extensions", "wemake-python-styleguide"]
 docs = ["alabaster", "pygments-github-lexers", "recommonmark", "sphinx"]
 
 [[package]]
-category = "dev"
-description = "Git Object Database"
 name = "gitdb"
+version = "4.0.5"
+description = "Git Object Database"
+category = "dev"
 optional = false
 python-versions = ">=3.4"
-version = "4.0.5"
 
 [package.dependencies]
 smmap = ">=3.0.1,<4"
 
 [[package]]
-category = "dev"
-description = "Python Git Library"
 name = "gitpython"
+version = "3.1.3"
+description = "Python Git Library"
+category = "dev"
 optional = false
 python-versions = ">=3.4"
-version = "3.1.3"
 
 [package.dependencies]
 gitdb = ">=4.0.1,<5"
 
 [[package]]
-category = "dev"
-description = "A Python utility / library to sort Python imports."
 name = "isort"
+version = "4.3.21"
+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.*"
-version = "4.3.21"
+
+[package.dependencies]
+toml = {version = "*", optional = true, markers = "extra == \"pyproject\""}
 
 [package.extras]
 pipfile = ["pipreqs", "requirementslib"]
 pyproject = ["toml"]
-requirements = ["pipreqs", "pip-api"]
-xdg_home = ["appdirs (>=1.4.0)"]
+requirements = ["pip-api", "pipreqs"]
+xdg-home = ["appdirs (>=1.4.0)"]
 
 [[package]]
-category = "dev"
-description = "A fast and thorough lazy object proxy."
 name = "lazy-object-proxy"
+version = "1.4.3"
+description = "A fast and thorough lazy object proxy."
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "1.4.3"
 
 [[package]]
-category = "dev"
-description = "McCabe checker, plugin for flake8"
 name = "mccabe"
+version = "0.6.1"
+description = "McCabe checker, plugin for flake8"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "0.6.1"
 
 [[package]]
-category = "main"
-description = "NumPy is the fundamental package for array computing with Python."
 name = "numpy"
+version = "1.18.5"
+description = "NumPy is the fundamental package for array computing with Python."
+category = "main"
 optional = false
 python-versions = ">=3.5"
-version = "1.18.5"
 
 [[package]]
-category = "main"
-description = "Wrapper package for OpenCV python bindings."
 name = "opencv-python"
+version = "4.2.0.32"
+description = "Wrapper package for OpenCV python bindings."
+category = "main"
 optional = false
 python-versions = "*"
-version = "3.4.9.33"
 
 [package.dependencies]
 numpy = ">=1.11.1"
 
 [[package]]
-category = "dev"
-description = "Utility library for gitignore style pattern matching of file paths."
 name = "pathspec"
+version = "0.8.0"
+description = "Utility library for gitignore style pattern matching of file paths."
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-version = "0.8.0"
 
 [[package]]
-category = "dev"
-description = "Python Build Reasonableness"
 name = "pbr"
+version = "5.4.5"
+description = "Python Build Reasonableness"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "5.4.5"
 
 [[package]]
-category = "dev"
-description = "Python style guide checker"
 name = "pycodestyle"
+version = "2.6.0"
+description = "Python style guide checker"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "2.6.0"
 
 [[package]]
-category = "dev"
-description = "Python docstring style checker"
 name = "pydocstyle"
+version = "5.0.2"
+description = "Python docstring style checker"
+category = "dev"
 optional = false
 python-versions = ">=3.5"
-version = "5.0.2"
 
 [package.dependencies]
 snowballstemmer = "*"
 
 [[package]]
-category = "dev"
-description = "passive checker of Python programs"
 name = "pyflakes"
+version = "2.2.0"
+description = "passive checker of Python programs"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "2.2.0"
 
 [[package]]
-category = "dev"
-description = "Pygments is a syntax highlighting package written in Python."
 name = "pygments"
+version = "2.6.1"
+description = "Pygments is a syntax highlighting package written in Python."
+category = "dev"
 optional = false
 python-versions = ">=3.5"
-version = "2.6.1"
 
 [[package]]
-category = "dev"
-description = "python code static checker"
 name = "pylint"
+version = "2.5.3"
+description = "python code static checker"
+category = "dev"
 optional = false
 python-versions = ">=3.5.*"
-version = "2.5.3"
 
 [package.dependencies]
 astroid = ">=2.4.0,<=2.5"
-colorama = "*"
+colorama = {version = "*", markers = "sys_platform == \"win32\""}
 isort = ">=4.2.5,<5"
 mccabe = ">=0.6,<0.7"
 toml = ">=0.7.1"
 
 [[package]]
-category = "dev"
-description = "YAML parser and emitter for Python"
 name = "pyyaml"
+version = "5.3.1"
+description = "YAML parser and emitter for Python"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-version = "5.3.1"
 
 [[package]]
-category = "dev"
-description = "Alternative regular expression module, to replace re."
 name = "regex"
+version = "2020.6.8"
+description = "Alternative regular expression module, to replace re."
+category = "dev"
 optional = false
 python-versions = "*"
-version = "2020.6.8"
 
 [[package]]
-category = "dev"
-description = "Statically populate the `known_third_party` `isort` setting."
 name = "seed-isort-config"
+version = "2.2.0"
+description = "Statically populate the `known_third_party` `isort` setting."
+category = "dev"
 optional = false
 python-versions = ">=3.6.1"
-version = "2.2.0"
 
 [package.dependencies]
 "aspy.refactor-imports" = "*"
 
 [[package]]
-category = "dev"
-description = "Python 2 and 3 compatibility utilities"
 name = "six"
+version = "1.15.0"
+description = "Python 2 and 3 compatibility utilities"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*"
-version = "1.15.0"
 
 [[package]]
-category = "dev"
-description = "A pure Python implementation of a sliding window memory map manager"
 name = "smmap"
+version = "3.0.4"
+description = "A pure Python implementation of a sliding window memory map manager"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "3.0.4"
 
 [[package]]
-category = "dev"
-description = "This package provides 26 stemmers for 25 languages generated from Snowball algorithms."
 name = "snowballstemmer"
+version = "2.0.0"
+description = "This package provides 26 stemmers for 25 languages generated from Snowball algorithms."
+category = "dev"
 optional = false
 python-versions = "*"
-version = "2.0.0"
 
 [[package]]
-category = "dev"
-description = "Manage dynamic plugins for Python applications"
 name = "stevedore"
+version = "2.0.0"
+description = "Manage dynamic plugins for Python applications"
+category = "dev"
 optional = false
 python-versions = ">=3.6"
-version = "2.0.0"
 
 [package.dependencies]
 pbr = ">=2.0.0,<2.1.0 || >2.1.0"
 
 [[package]]
-category = "dev"
-description = "ANSII Color formatting for output in terminal."
 name = "termcolor"
+version = "1.1.0"
+description = "ANSII Color formatting for output in terminal."
+category = "dev"
 optional = false
 python-versions = "*"
-version = "1.1.0"
 
 [[package]]
-category = "dev"
-description = "A collection of helpers and mock objects for unit tests and doc tests."
 name = "testfixtures"
+version = "6.14.1"
+description = "A collection of helpers and mock objects for unit tests and doc tests."
+category = "dev"
 optional = false
 python-versions = "*"
-version = "6.14.1"
 
 [package.extras]
-build = ["setuptools-git", "wheel", "twine"]
-docs = ["sphinx", "zope.component", "sybil", "twisted", "mock", "django (<2)", "django"]
-test = ["pytest (>=3.6)", "pytest-cov", "pytest-django", "zope.component", "sybil", "twisted", "mock", "django (<2)", "django"]
+build = ["setuptools-git", "twine", "wheel"]
+docs = ["django", "django (<2)", "mock", "sphinx", "sybil", "twisted", "zope.component"]
+test = ["django", "django (<2)", "mock", "pytest (>=3.6)", "pytest-cov", "pytest-django", "sybil", "twisted", "zope.component"]
 
 [[package]]
-category = "dev"
-description = "Python Library for Tom's Obvious, Minimal Language"
 name = "toml"
+version = "0.10.1"
+description = "Python Library for Tom's Obvious, Minimal Language"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "0.10.1"
 
 [[package]]
-category = "dev"
-description = "a fork of Python 2 and 3 ast modules with type comment support"
 name = "typed-ast"
+version = "1.4.1"
+description = "a fork of Python 2 and 3 ast modules with type comment support"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "1.4.1"
 
 [[package]]
-category = "dev"
-description = "HTTP library with thread-safe connection pooling, file post, and more."
 name = "urllib3"
+version = "1.25.9"
+description = "HTTP library with thread-safe connection pooling, file post, and more."
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*, <4"
-version = "1.25.9"
 
 [package.extras]
 brotli = ["brotlipy (>=0.6.0)"]
-secure = ["certifi", "cryptography (>=1.3.4)", "idna (>=2.0.0)", "pyOpenSSL (>=0.14)", "ipaddress"]
-socks = ["PySocks (>=1.5.6,<1.5.7 || >1.5.7,<2.0)"]
+secure = ["certifi", "cryptography (>=1.3.4)", "idna (>=2.0.0)", "ipaddress", "pyOpenSSL (>=0.14)"]
+socks = ["PySocks (>=1.5.6,!=1.5.7,<2.0)"]
 
 [[package]]
-category = "dev"
-description = "Module for decorators, wrappers and monkey patching."
 name = "wrapt"
+version = "1.12.1"
+description = "Module for decorators, wrappers and monkey patching."
+category = "dev"
 optional = false
 python-versions = "*"
-version = "1.12.1"
 
 [extras]
 bottle = []
 
 [metadata]
-content-hash = "258fcbbf501cb61b781631a812e0c44afbc310a4cb60bbb30458162131697768"
+lock-version = "1.1"
 python-versions = "^3.8"
+content-hash = "8095d8982c6df0d018e51eabed8a59660f11c8270ed19725334f8459182c3a37"
 
 [metadata.files]
 appdirs = [
@@ -624,26 +624,33 @@ numpy = [
     {file = "numpy-1.18.5.zip", hash = "sha256:34e96e9dae65c4839bd80012023aadd6ee2ccb73ce7fdf3074c62f301e63120b"},
 ]
 opencv-python = [
-    {file = "opencv_python-3.4.9.33-cp35-cp35m-macosx_10_9_x86_64.whl", hash = "sha256:3d788fd7ca7dc838ba9563cbca85bbefa1336799a51277c0e42d0eb204d95c8e"},
-    {file = "opencv_python-3.4.9.33-cp35-cp35m-manylinux1_i686.whl", hash = "sha256:8ce9596c91b64384bfca6333d19b0e12f0917884bb6dd0d736cb4a9f495ddae1"},
-    {file = "opencv_python-3.4.9.33-cp35-cp35m-manylinux1_x86_64.whl", hash = "sha256:b9f68f74767b2c246b54c247032aa8980018900b121b45e71d9413ff91ec69aa"},
-    {file = "opencv_python-3.4.9.33-cp35-cp35m-win32.whl", hash = "sha256:6bb659cbd1843161284a9f1c538f11b28fef9d7bc989fb2e2597014b7024666e"},
-    {file = "opencv_python-3.4.9.33-cp35-cp35m-win_amd64.whl", hash = "sha256:e7ff9479d41d1bddee41dcc76d714ecadbcd0556dfd42ce65d5b87704cce05cf"},
-    {file = "opencv_python-3.4.9.33-cp36-cp36m-macosx_10_9_x86_64.whl", hash = "sha256:21731945f2b9c46ad9cd362c9f1bb30e014e2711bd54e8174a615759bb7519de"},
-    {file = "opencv_python-3.4.9.33-cp36-cp36m-manylinux1_i686.whl", hash = "sha256:8801e7031400f33b4218e8a9263c142b7576432fa5cd184340dbf4560ed61450"},
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+    {file = "opencv_python-4.2.0.32-cp38-cp38-manylinux1_i686.whl", hash = "sha256:6841bb9cc24751dbdf94e7eefc4e6d70ec297952501954471299fd12ab67391c"},
+    {file = "opencv_python-4.2.0.32-cp38-cp38-manylinux1_x86_64.whl", hash = "sha256:1b90d50bc7a31e9573a8da1b80fcd1e4d9c86c0e5f76387858e1b87eb8b0332b"},
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@@ -684,6 +691,8 @@ pyyaml = [
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 regex = [
@@ -748,19 +757,28 @@ typed-ast = [
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+    {file = "typed_ast-1.4.1-cp39-cp39-manylinux2014_aarch64.whl", hash = "sha256:0d8110d78a5736e16e26213114a38ca35cb15b6515d535413b090bd50951556d"},
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+    {file = "typed_ast-1.4.1-cp39-cp39-win_amd64.whl", hash = "sha256:3742b32cf1c6ef124d57f95be609c473d7ec4c14d0090e5a5e05a15269fb4d0c"},
     {file = "typed_ast-1.4.1.tar.gz", hash = "sha256:8c8aaad94455178e3187ab22c8b01a3837f8ee50e09cf31f1ba129eb293ec30b"},
 ]
 urllib3 = [
diff --git a/pyproject.toml b/pyproject.toml
index 4b7bddc..09fafc4 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -6,7 +6,7 @@ authors = ["nilox94 <danilogomez3.14@gmail.com>"]
 
 [tool.poetry.dependencies]
 python = "^3.8"
-opencv-python = "~=3.4"
+opencv-python = "~=4.2"
 
 [tool.poetry.dev-dependencies]
 black = "^19.10b0"