diff --git a/poetry.lock b/poetry.lock
index ca4786d8..10f61256 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -71,7 +71,7 @@ python-versions = "*"
 
 [[package]]
 name = "black"
-version = "21.10b0"
+version = "21.11b1"
 description = "The uncompromising code formatter."
 category = "dev"
 optional = false
@@ -82,9 +82,9 @@ click = ">=7.1.2"
 mypy-extensions = ">=0.4.3"
 pathspec = ">=0.9.0,<1"
 platformdirs = ">=2"
-regex = ">=2020.1.8"
+regex = ">=2021.4.4"
 tomli = ">=0.2.6,<2.0.0"
-typed-ast = {version = ">=1.4.2", markers = "python_version < \"3.8\""}
+typed-ast = {version = ">=1.4.2", markers = "python_version < \"3.8\" and implementation_name == \"cpython\""}
 typing-extensions = [
     {version = ">=3.10.0.0", markers = "python_version < \"3.10\""},
     {version = "!=3.10.0.1", markers = "python_version >= \"3.10\""},
@@ -929,8 +929,8 @@ backcall = [
     {file = "backcall-0.2.0.tar.gz", hash = "sha256:5cbdbf27be5e7cfadb448baf0aa95508f91f2bbc6c6437cd9cd06e2a4c215e1e"},
 ]
 black = [
-    {file = "black-21.10b0-py3-none-any.whl", hash = "sha256:6eb7448da9143ee65b856a5f3676b7dda98ad9abe0f87fce8c59291f15e82a5b"},
-    {file = "black-21.10b0.tar.gz", hash = "sha256:a9952229092e325fe5f3dae56d81f639b23f7131eb840781947e4b2886030f33"},
+    {file = "black-21.11b1-py3-none-any.whl", hash = "sha256:802c6c30b637b28645b7fde282ed2569c0cd777dbe493a41b6a03c1d903f99ac"},
+    {file = "black-21.11b1.tar.gz", hash = "sha256:a042adbb18b3262faad5aff4e834ff186bb893f95ba3a8013f09de1e5569def2"},
 ]
 cffi = [
     {file = "cffi-1.15.0-cp27-cp27m-macosx_10_9_x86_64.whl", hash = "sha256:c2502a1a03b6312837279c8c1bd3ebedf6c12c4228ddbad40912d671ccc8a962"},