diff --git a/poetry.lock b/poetry.lock
index 63f8da63..1c63ae2d 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -426,7 +426,7 @@ description = "Virtual Python Environment builder"
 name = "virtualenv"
 optional = false
 python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,>=2.7"
-version = "20.0.21"
+version = "20.0.23"
 
 [package.dependencies]
 appdirs = ">=1.4.3,<2"
@@ -436,7 +436,7 @@ six = ">=1.9.0,<2"
 
 [package.extras]
 docs = ["sphinx (>=3)", "sphinx-argparse (>=0.2.5)", "sphinx-rtd-theme (>=0.4.3)", "towncrier (>=19.9.0rc1)", "proselint (>=0.10.2)"]
-testing = ["pytest (>=4)", "coverage (>=5)", "coverage-enable-subprocess (>=1)", "pytest-xdist (>=1.31.0)", "pytest-mock (>=2)", "pytest-env (>=0.6.2)", "pytest-randomly (>=1)", "pytest-timeout", "packaging (>=20.0)", "xonsh (>=0.9.16)"]
+testing = ["pytest (>=4)", "coverage (>=5)", "coverage-enable-subprocess (>=1)", "pytest-xdist (>=1.31.0)", "pytest-mock (>=2)", "pytest-env (>=0.6.2)", "pytest-randomly (>=1)", "pytest-timeout (>=1)", "flaky (>=3)", "packaging (>=20.0)", "xonsh (>=0.9.16)"]
 
 [[package]]
 category = "dev"
@@ -677,8 +677,8 @@ tqdm = [
     {file = "tqdm-4.46.1.tar.gz", hash = "sha256:cd140979c2bebd2311dfb14781d8f19bd5a9debb92dcab9f6ef899c987fcf71f"},
 ]
 virtualenv = [
-    {file = "virtualenv-20.0.21-py2.py3-none-any.whl", hash = "sha256:a730548b27366c5e6cbdf6f97406d861cccece2e22275e8e1a757aeff5e00c70"},
-    {file = "virtualenv-20.0.21.tar.gz", hash = "sha256:a116629d4e7f4d03433b8afa27f43deba09d48bc48f5ecefa4f015a178efb6cf"},
+    {file = "virtualenv-20.0.23-py2.py3-none-any.whl", hash = "sha256:ccfb8e1e05a1174f7bd4c163700277ba730496094fe1a58bea9d4ac140a207c8"},
+    {file = "virtualenv-20.0.23.tar.gz", hash = "sha256:5102fbf1ec57e80671ef40ed98a84e980a71194cedf30c87c2b25c3a9e0b0107"},
 ]
 yamllint = [
     {file = "yamllint-1.23.0-py2.py3-none-any.whl", hash = "sha256:0fa69bf8a86182b7fe14918bdd3a30354c869966bbc7cbfff176af71bda9c806"},