diff --git a/poetry.lock b/poetry.lock
index 073402b11..116df0479 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -583,7 +583,7 @@ description = "plugin and hook calling mechanisms for python"
 name = "pluggy"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "0.9.0"
+version = "0.11.0"
 
 [[package]]
 category = "dev"
@@ -643,13 +643,13 @@ description = "pytest: simple powerful testing with Python"
 name = "pytest"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "4.4.1"
+version = "4.4.2"
 
 [package.dependencies]
 atomicwrites = ">=1.0"
 attrs = ">=17.4.0"
 colorama = "*"
-pluggy = ">=0.9"
+pluggy = ">=0.11"
 py = ">=1.5.0"
 setuptools = "*"
 six = ">=1.10.0"
@@ -979,14 +979,14 @@ networkx = ["8311ddef63cf5c5c5e7c1d0212dd141d9a1fe3f474915281b73597ed5f1d4e3d"]
 packaging = ["0c98a5d0be38ed775798ece1b9727178c4469d9c3b4ada66e8e6b7849f8732af", "9e1cbf8c12b1f1ce0bb5344b8d7ecf66a6f8a6e91bcb0c84593ed6d3ab5c4ab3"]
 pbr = ["8257baf496c8522437e8a6cfe0f15e00aedc6c0e0e7c9d55eeeeab31e0853843", "8c361cc353d988e4f5b998555c88098b9d5964c2e11acf7b0d21925a66bb5824"]
 pep8-naming = ["01cb1dab2f3ce9045133d08449f1b6b93531dceacb9ef04f67087c11c723cea9", "0ec891e59eea766efd3059c3d81f1da304d858220678bdc351aab73c533f2fbb"]
-pluggy = ["19ecf9ce9db2fce065a7a0586e07cfb4ac8614fe96edf628a264b1c70116cf8f", "84d306a647cc805219916e62aab89caa97a33a1dd8c342e87a37f91073cd4746"]
+pluggy = ["25a1bc1d148c9a640211872b4ff859878d422bccb59c9965e04eed468a0aa180", "964cedd2b27c492fbf0b7f58b3284a09cf7f99b0f715941fb24a439b3af1bd1a"]
 py = ["64f65755aee5b381cea27766a3a147c3f15b9b6b9ac88676de66ba2ae36793fa", "dc639b046a6e2cff5bbe40194ad65936d6ba360b52b3c3fe1d08a82dd50b5e53"]
 pycodestyle = ["95a2219d12372f05704562a14ec30bc76b05a5b297b21a5dfe3f6fac3491ae56", "e40a936c9a450ad81df37f549d676d127b1b66000a6c500caa2b085bc0ca976c"]
 pydocstyle = ["2258f9b0df68b97bf3a6c29003edc5238ff8879f1efb6f1999988d934e432bd8", "5741c85e408f9e0ddf873611085e819b809fca90b619f5fd7f34bd4959da3dd4", "ed79d4ec5e92655eccc21eb0c6cf512e69512b4a97d215ace46d17e4990f2039"]
 pyflakes = ["17dbeb2e3f4d772725c777fabc446d5634d1038f234e77343108ce445ea69ce0", "d976835886f8c5b31d47970ed689944a0262b5f3afa00a5a7b4dc81e5449f8a2"]
 pygments = ["5ffada19f6203563680669ee7f53b64dabbeb100eb51b61996085e99c03b284a", "e8218dd399a61674745138520d0d4cf2621d7e032439341bc3f647bff125818d"]
 pyparsing = ["1873c03321fc118f4e9746baf201ff990ceb915f433f23b395f5580d1840cb2a", "9b6323ef4ab914af344ba97510e966d64ba91055d6b9afa6b30799340e89cc03"]
-pytest = ["3773f4c235918987d51daf1db66d51c99fac654c81d6f2f709a046ab446d5e5d", "b7802283b70ca24d7119b32915efa7c409982f59913c1a6c0640aacf118b95f5"]
+pytest = ["136632a40451162cdfc18fe4d7ecc5d169b558a3d4bbb1603d4005308a42fd03", "62b129bf8368554ca7a942cbdb57ea26aafef46cc65bc317cdac3967e54483a3"]
 pytest-cov = ["2b097cde81a302e1047331b48cadacf23577e431b61e9c6f49a1170bbe3d3da6", "e00ea4fdde970725482f1f35630d12f074e121a23801aabf2ae154ec6bdd343a"]
 pytest-randomly = ["07b642e177c5921386fa36ee3995a4bda918a1d20b3806a4f397a02788f88331", "f5ac7c6e30a32c1aa5ae911e00b5ffd6a0df38eb818f6b539e1e7b89995724ed"]
 pytz = ["303879e36b721603cc54604edcac9d20401bdbe31e1e4fdee5b9f98d5d31dfda", "d747dd3d23d77ef44c6a3526e274af6efeb0a6f1afd5a69ba4d5be4098c8e141"]