diff --git a/poetry.lock b/poetry.lock
index dcb44e3..6e39492 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,34 +1,39 @@
 [[package]]
-category = "dev"
-description = "A small Python module for determining appropriate platform-specific dirs, e.g. a \"user data dir\"."
 name = "appdirs"
+version = "1.4.3"
+description = "A small Python module for determining appropriate platform-specific dirs, e.g. a \"user data dir\"."
+category = "dev"
 optional = false
 python-versions = "*"
-version = "1.4.3"
 
 [[package]]
-category = "dev"
-description = "Atomic file writes."
 name = "atomicwrites"
+version = "1.3.0"
+description = "Atomic file writes."
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "1.3.0"
 
 [[package]]
-category = "dev"
-description = "Classes Without Boilerplate"
 name = "attrs"
+version = "19.1.0"
+description = "Classes Without Boilerplate"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "19.1.0"
+
+[package.extras]
+dev = ["coverage", "hypothesis", "pympler", "pytest", "six", "zope.interface", "sphinx", "pre-commit"]
+docs = ["sphinx", "zope.interface"]
+tests = ["coverage", "hypothesis", "pympler", "pytest", "six", "zope.interface"]
 
 [[package]]
-category = "dev"
-description = "The uncompromising code formatter."
 name = "black"
+version = "19.3b0"
+description = "The uncompromising code formatter."
+category = "dev"
 optional = false
 python-versions = ">=3.6"
-version = "19.3b0"
 
 [package.dependencies]
 appdirs = "*"
@@ -36,38 +41,40 @@ attrs = ">=18.1.0"
 click = ">=6.5"
 toml = ">=0.9.4"
 
+[package.extras]
+d = ["aiohttp (>=3.3.2)", "aiohttp-cors"]
+
 [[package]]
-category = "dev"
-description = "Composable command line interface toolkit"
 name = "click"
+version = "7.0"
+description = "Composable command line interface toolkit"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "7.0"
 
 [[package]]
-category = "dev"
-description = "Cross-platform colored terminal text."
-marker = "sys_platform == \"win32\""
 name = "colorama"
+version = "0.4.1"
+description = "Cross-platform colored terminal text."
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "0.4.1"
 
 [[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 = "3.7.7"
+description = "the modular source code checker: pep8, pyflakes and co"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "3.7.7"
 
 [package.dependencies]
 entrypoints = ">=0.3.0,<0.4.0"
@@ -76,25 +83,28 @@ pycodestyle = ">=2.5.0,<2.6.0"
 pyflakes = ">=2.1.0,<2.2.0"
 
 [[package]]
-category = "dev"
-description = "flake8 plugin that integrates isort ."
 name = "flake8-isort"
+version = "2.7.0"
+description = "flake8 plugin that integrates isort ."
+category = "dev"
 optional = false
 python-versions = "*"
-version = "2.7.0"
 
 [package.dependencies]
 flake8 = ">=3.2.1"
 isort = ">=4.3.0"
 testfixtures = "*"
 
+[package.extras]
+test = ["pytest"]
+
 [[package]]
-category = "dev"
-description = "A plugin for flake8 integrating mypy."
 name = "flake8-mypy"
+version = "17.8.0"
+description = "A plugin for flake8 integrating mypy."
+category = "dev"
 optional = false
 python-versions = "*"
-version = "17.8.0"
 
 [package.dependencies]
 attrs = "*"
@@ -102,200 +112,342 @@ flake8 = ">=3.0.0"
 mypy = "*"
 
 [[package]]
-category = "dev"
-description = "Read metadata from Python packages"
 name = "importlib-metadata"
+version = "0.18"
+description = "Read metadata from Python packages"
+category = "dev"
 optional = false
 python-versions = ">=2.7,!=3.0,!=3.1,!=3.2,!=3.3"
-version = "0.18"
 
 [package.dependencies]
 zipp = ">=0.5"
 
+[package.extras]
+docs = ["sphinx", "docutils (==0.12)", "rst.linker"]
+
 [[package]]
-category = "dev"
-description = "A Python utility / library to sort Python imports."
 name = "isort"
+version = "4.3.20"
+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 = "4.3.20"
+
+[package.extras]
+pipfile = ["pipreqs", "requirementslib"]
+pyproject = ["toml"]
+requirements = ["pipreqs", "pip-api"]
+xdg_home = ["appdirs (>=1.4.0)"]
 
 [[package]]
-category = "main"
-description = "Low-level, pure Python DBus protocol wrapper."
 name = "jeepney"
+version = "0.4"
+description = "Low-level, pure Python DBus protocol wrapper."
+category = "main"
 optional = false
 python-versions = ">=3.5"
-version = "0.4"
 
 [[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 = "dev"
-description = "More routines for operating on iterables, beyond itertools"
 name = "more-itertools"
+version = "7.0.0"
+description = "More routines for operating on iterables, beyond itertools"
+category = "dev"
 optional = false
 python-versions = ">=3.4"
-version = "7.0.0"
 
 [[package]]
-category = "dev"
-description = "Optional static typing for Python (mypyc-compiled version)"
 name = "mypy"
+version = "0.701"
+description = "Optional static typing for Python (mypyc-compiled version)"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "0.701"
 
 [package.dependencies]
 mypy-extensions = ">=0.4.0,<0.5.0"
 typed-ast = ">=1.3.1,<1.4.0"
 
+[package.extras]
+dmypy = ["psutil (>=5.4.0,<5.5.0)"]
+
 [[package]]
-category = "dev"
-description = "Experimental type system extensions for programs checked with the mypy typechecker."
 name = "mypy-extensions"
+version = "0.4.1"
+description = "Experimental type system extensions for programs checked with the mypy typechecker."
+category = "dev"
 optional = false
 python-versions = "*"
-version = "0.4.1"
 
 [[package]]
-category = "dev"
-description = "plugin and hook calling mechanisms for python"
 name = "pluggy"
+version = "0.12.0"
+description = "plugin and hook calling mechanisms for python"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "0.12.0"
 
 [package.dependencies]
 importlib-metadata = ">=0.12"
 
+[package.extras]
+dev = ["pre-commit", "tox"]
+
 [[package]]
-category = "dev"
-description = "library with cross-python path, ini-parsing, io, code, log facilities"
 name = "py"
+version = "1.8.0"
+description = "library with cross-python path, ini-parsing, io, code, log facilities"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "1.8.0"
 
 [[package]]
-category = "dev"
-description = "Python style guide checker"
 name = "pycodestyle"
+version = "2.5.0"
+description = "Python style guide checker"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "2.5.0"
 
 [[package]]
-category = "dev"
-description = "passive checker of Python programs"
 name = "pyflakes"
+version = "2.1.1"
+description = "passive checker of Python programs"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "2.1.1"
 
 [[package]]
-category = "dev"
-description = "pytest: simple powerful testing with Python"
 name = "pytest"
+version = "3.10.1"
+description = "pytest: simple powerful testing with Python"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "3.10.1"
 
 [package.dependencies]
 atomicwrites = ">=1.0"
 attrs = ">=17.4.0"
-colorama = "*"
+colorama = {version = "*", markers = "sys_platform == \"win32\""}
 more-itertools = ">=4.0.0"
 pluggy = ">=0.7"
 py = ">=1.5.0"
-setuptools = "*"
 six = ">=1.10.0"
 
 [[package]]
-category = "main"
-description = "Python for Window Extensions"
-marker = "sys_platform == \"windows\""
 name = "pywin32"
+version = "301"
+description = "Python for Window Extensions"
+category = "main"
 optional = false
 python-versions = "*"
-version = "224"
 
 [[package]]
-category = "dev"
-description = "Python 2 and 3 compatibility utilities"
 name = "six"
+version = "1.12.0"
+description = "Python 2 and 3 compatibility utilities"
+category = "dev"
 optional = false
 python-versions = ">=2.6, !=3.0.*, !=3.1.*"
-version = "1.12.0"
 
 [[package]]
-category = "dev"
-description = "A collection of helpers and mock objects for unit tests and doc tests."
 name = "testfixtures"
+version = "6.9.0"
+description = "A collection of helpers and mock objects for unit tests and doc tests."
+category = "dev"
 optional = false
 python-versions = "*"
-version = "6.9.0"
+
+[package.extras]
+build = ["setuptools-git", "wheel", "twine"]
+docs = ["sphinx"]
+test = ["pytest (>=3.6)", "pytest-cov", "pytest-django", "sybil", "zope.component", "twisted", "mock", "django (<2)", "django"]
 
 [[package]]
-category = "dev"
-description = "Python Library for Tom's Obvious, Minimal Language"
 name = "toml"
+version = "0.10.0"
+description = "Python Library for Tom's Obvious, Minimal Language"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "0.10.0"
 
 [[package]]
-category = "dev"
-description = "a fork of Python 2 and 3 ast modules with type comment support"
 name = "typed-ast"
+version = "1.3.5"
+description = "a fork of Python 2 and 3 ast modules with type comment support"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "1.3.5"
 
 [[package]]
-category = "dev"
-description = "Backport of pathlib-compatible object wrapper for zip files"
 name = "zipp"
+version = "0.5.1"
+description = "Backport of pathlib-compatible object wrapper for zip files"
+category = "dev"
 optional = false
 python-versions = ">=2.7"
-version = "0.5.1"
+
+[package.extras]
+docs = ["sphinx", "jaraco.packaging (>=3.2)", "rst.linker (>=1.9)"]
+testing = ["pathlib2", "contextlib2", "unittest2"]
 
 [metadata]
-content-hash = "4528b728f67b1eb2395ef73377f80fecbe380764494ae5d054b4ccea38723651"
+lock-version = "1.1"
 python-versions = "^3.7"
-
-[metadata.hashes]
-appdirs = ["9e5896d1372858f8dd3344faf4e5014d21849c756c8d5701f78f8a103b372d92", "d8b24664561d0d34ddfaec54636d502d7cea6e29c3eaf68f3df6180863e2166e"]
-atomicwrites = ["03472c30eb2c5d1ba9227e4c2ca66ab8287fbfbbda3888aa93dc2e28fc6811b4", "75a9445bac02d8d058d5e1fe689654ba5a6556a1dfd8ce6ec55a0ed79866cfa6"]
-attrs = ["69c0dbf2ed392de1cb5ec704444b08a5ef81680a61cb899dc08127123af36a79", "f0b870f674851ecbfbbbd364d6b5cbdff9dcedbc7f3f5e18a6891057f21fe399"]
-black = ["09a9dcb7c46ed496a9850b76e4e825d6049ecd38b611f1224857a79bd985a8cf", "68950ffd4d9169716bcb8719a56c07a2f4485354fec061cdd5910aa07369731c"]
-click = ["2335065e6395b9e67ca716de5f7526736bfa6ceead690adf616d925bdc622b13", "5b94b49521f6456670fdb30cd82a4eca9412788a93fa6dd6df72c94d5a8ff2d7"]
-colorama = ["05eed71e2e327246ad6b38c540c4a3117230b19679b875190486ddd2d721422d", "f8ac84de7840f5b9c4e3347b3c1eaa50f7e49c2b07596221daec5edaabbd7c48"]
-entrypoints = ["589f874b313739ad35be6e0cd7efde2a4e9b6fea91edcc34e58ecbb8dbe56d19", "c70dd71abe5a8c85e55e12c19bd91ccfeec11a6e99044204511f9ed547d48451"]
-flake8 = ["859996073f341f2670741b51ec1e67a01da142831aa1fdc6242dbf88dffbe661", "a796a115208f5c03b18f332f7c11729812c8c3ded6c46319c59b53efd3819da8"]
-flake8-isort = ["1e67b6b90a9b980ac3ff73782087752d406ce0a729ed928b92797f9fa188917e", "81a8495eefed3f2f63f26cd2d766c7b1191e923a15b9106e6233724056572c68"]
-flake8-mypy = ["47120db63aff631ee1f84bac6fe8e64731dc66da3efc1c51f85e15ade4a3ba18", "cff009f4250e8391bf48990093cff85802778c345c8449d6498b62efefeebcbc"]
-importlib-metadata = ["6dfd58dfe281e8d240937776065dd3624ad5469c835248219bd16cf2e12dbeb7", "cb6ee23b46173539939964df59d3d72c3e0c1b5d54b84f1d8a7e912fe43612db"]
-isort = ["c40744b6bc5162bbb39c1257fe298b7a393861d50978b565f3ccd9cb9de0182a", "f57abacd059dc3bd666258d1efb0377510a89777fda3e3274e3c01f7c03ae22d"]
-jeepney = ["6089412a5de162c04747f0220f6b2223b8ba660acd041e52a76426ca550e3c70", "f6f8b1428403b4afad04b6b82f9ab9fc426c253d7504c9031c41712a2c01dc74"]
-mccabe = ["ab8a6258860da4b6677da4bd2fe5dc2c659cff31b3ee4f7f5d64e79735b80d42", "dd8d182285a0fe56bace7f45b5e7d1a6ebcbf524e8f3bd87eb0f125271b8831f"]
-more-itertools = ["2112d2ca570bb7c3e53ea1a35cd5df42bb0fd10c45f0fb97178679c3c03d64c7", "c3e4748ba1aad8dba30a4886b0b1a2004f9a863837b8654e7059eebf727afa5a"]
-mypy = ["2afe51527b1f6cdc4a5f34fc90473109b22bf7f21086ba3e9451857cf11489e6", "56a16df3e0abb145d8accd5dbb70eba6c4bd26e2f89042b491faa78c9635d1e2", "5764f10d27b2e93c84f70af5778941b8f4aa1379b2430f85c827e0f5464e8714", "5bbc86374f04a3aa817622f98e40375ccb28c4836f36b66706cf3c6ccce86eda", "6a9343089f6377e71e20ca734cd8e7ac25d36478a9df580efabfe9059819bf82", "6c9851bc4a23dc1d854d3f5dfd5f20a016f8da86bcdbb42687879bb5f86434b0", "b8e85956af3fcf043d6f87c91cbe8705073fc67029ba6e22d3468bfee42c4823", "b9a0af8fae490306bc112229000aa0c2ccc837b49d29a5c42e088c132a2334dd", "bbf643528e2a55df2c1587008d6e3bda5c0445f1240dfa85129af22ae16d7a9a", "c46ab3438bd21511db0f2c612d89d8344154c0c9494afc7fbc932de514cf8d15", "f7a83d6bd805855ef83ec605eb01ab4fa42bcef254b13631e451cbb44914a9b0"]
-mypy-extensions = ["37e0e956f41369209a3d5f34580150bcacfabaa57b33a15c0b25f4b5725e0812", "b16cabe759f55e3409a7d231ebd2841378fb0c27a5d1994719e340e4f429ac3e"]
-pluggy = ["0825a152ac059776623854c1543d65a4ad408eb3d33ee114dff91e57ec6ae6fc", "b9817417e95936bf75d85d3f8767f7df6cdde751fc40aed3bb3074cbcb77757c"]
-py = ["64f65755aee5b381cea27766a3a147c3f15b9b6b9ac88676de66ba2ae36793fa", "dc639b046a6e2cff5bbe40194ad65936d6ba360b52b3c3fe1d08a82dd50b5e53"]
-pycodestyle = ["95a2219d12372f05704562a14ec30bc76b05a5b297b21a5dfe3f6fac3491ae56", "e40a936c9a450ad81df37f549d676d127b1b66000a6c500caa2b085bc0ca976c"]
-pyflakes = ["17dbeb2e3f4d772725c777fabc446d5634d1038f234e77343108ce445ea69ce0", "d976835886f8c5b31d47970ed689944a0262b5f3afa00a5a7b4dc81e5449f8a2"]
-pytest = ["3f193df1cfe1d1609d4c583838bea3d532b18d6160fd3f55c9447fdca30848ec", "e246cf173c01169b9617fc07264b7b1316e78d7a650055235d6d897bc80d9660"]
-pywin32 = ["22e218832a54ed206452c8f3ca9eff07ef327f8e597569a4c2828be5eaa09a77", "32b37abafbfeddb0fe718008d6aada5a71efa2874f068bee1f9e703983dcc49a", "35451edb44162d2f603b5b18bd427bc88fcbc74849eaa7a7e7cfe0f507e5c0c8", "4eda2e1e50faa706ff8226195b84fbcbd542b08c842a9b15e303589f85bfb41c", "5f265d72588806e134c8e1ede8561739071626ea4cc25c12d526aa7b82416ae5", "6852ceac5fdd7a146b570655c37d9eacd520ed1eaeec051ff41c6fc94243d8bf", "6dbc4219fe45ece6a0cc6baafe0105604fdee551b5e876dc475d3955b77190ec", "9bd07746ce7f2198021a9fa187fa80df7b221ec5e4c234ab6f00ea355a3baf99"]
-six = ["3350809f0555b11f552448330d0b52d5f24c91a322ea4a15ef22629740f3761c", "d16a0141ec1a18405cd4ce8b4613101da75da0e9a7aec5bdd4fa804d0e0eba73"]
-testfixtures = ["1fec9b69328777c7ca4b0f645325ce71de5368551e897b957d514d0f9bb10d3e", "772c9e3a2743782c9e432de4334da71d2896a94a35748d60dbcdd30271010beb"]
-toml = ["229f81c57791a41d65e399fc06bf0848bab550a9dfd5ed66df18ce5f05e73d5c", "235682dd292d5899d361a811df37e04a8828a5b1da3115886b73cf81ebc9100e", "f1db651f9657708513243e61e6cc67d101a39bad662eaa9b5546f789338e07a3"]
-typed-ast = ["132eae51d6ef3ff4a8c47c393a4ef5ebf0d1aecc96880eb5d6c8ceab7017cc9b", "18141c1484ab8784006c839be8b985cfc82a2e9725837b0ecfa0203f71c4e39d", "2baf617f5bbbfe73fd8846463f5aeafc912b5ee247f410700245d68525ec584a", "3d90063f2cbbe39177e9b4d888e45777012652d6110156845b828908c51ae462", "4304b2218b842d610aa1a1d87e1dc9559597969acc62ce717ee4dfeaa44d7eee", "4983ede548ffc3541bae49a82675996497348e55bafd1554dc4e4a5d6eda541a", "5315f4509c1476718a4825f45a203b82d7fdf2a6f5f0c8f166435975b1c9f7d4", "6cdfb1b49d5345f7c2b90d638822d16ba62dc82f7616e9b4caa10b72f3f16649", "7b325f12635598c604690efd7a0197d0b94b7d7778498e76e0710cd582fd1c7a", "8d3b0e3b8626615826f9a626548057c5275a9733512b137984a68ba1598d3d2f", "8f8631160c79f53081bd23446525db0bc4c5616f78d04021e6e434b286493fd7", "912de10965f3dc89da23936f1cc4ed60764f712e5fa603a09dd904f88c996760", "b010c07b975fe853c65d7bbe9d4ac62f1c69086750a574f6292597763781ba18", "c908c10505904c48081a5415a1e295d8403e353e0c14c42b6d67f8f97fae6616", "c94dd3807c0c0610f7c76f078119f4ea48235a953512752b9175f9f98f5ae2bd", "ce65dee7594a84c466e79d7fb7d3303e7295d16a83c22c7c4037071b059e2c21", "eaa9cfcb221a8a4c2889be6f93da141ac777eb8819f077e1d09fb12d00a09a93", "f3376bc31bad66d46d44b4e6522c5c21976bf9bca4ef5987bb2bf727f4506cbb", "f9202fa138544e13a4ec1a6792c35834250a85958fde1251b6a22e07d1260ae7"]
-zipp = ["8c1019c6aad13642199fbe458275ad6a84907634cc9f0989877ccc4a2840139d", "ca943a7e809cc12257001ccfb99e3563da9af99d52f261725e96dfe0f9275bc3"]
+content-hash = "4865ce6f65cca295ba933a3c0e97863b70adc0359e408f34ca76a47bf1134bb8"
+
+[metadata.files]
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diff --git a/pyproject.toml b/pyproject.toml
index d745a16..63ce58a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -24,7 +24,7 @@ classifiers = [
 [tool.poetry.dependencies]
 python = "^3.7"
 Jeepney = "^0.4.0"
-pywin32 = {version = "^224.0",platform = "windows"}
+pywin32 = {version = ">=224,<302",platform = "windows"}
 
 [tool.poetry.dev-dependencies]
 pytest = "^3.0"