diff --git a/poetry.lock b/poetry.lock
index dd26b45f62..2c83c5e6f1 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -703,7 +703,7 @@ python-versions = "*"
 
 [[package]]
 name = "sphinx"
-version = "4.0.2"
+version = "4.1.1"
 description = "Python documentation generator"
 category = "dev"
 optional = false
@@ -722,14 +722,14 @@ requests = ">=2.5.0"
 snowballstemmer = ">=1.1"
 sphinxcontrib-applehelp = "*"
 sphinxcontrib-devhelp = "*"
-sphinxcontrib-htmlhelp = "*"
+sphinxcontrib-htmlhelp = ">=2.0.0"
 sphinxcontrib-jsmath = "*"
 sphinxcontrib-qthelp = "*"
-sphinxcontrib-serializinghtml = "*"
+sphinxcontrib-serializinghtml = ">=1.1.5"
 
 [package.extras]
 docs = ["sphinxcontrib-websupport"]
-lint = ["flake8 (>=3.5.0)", "isort", "mypy (>=0.800)", "docutils-stubs"]
+lint = ["flake8 (>=3.5.0)", "isort", "mypy (>=0.900)", "docutils-stubs", "types-typed-ast", "types-pkg-resources", "types-requests"]
 test = ["pytest", "pytest-cov", "html5lib", "cython", "typed-ast"]
 
 [[package]]
@@ -1419,8 +1419,8 @@ snowballstemmer = [
     {file = "snowballstemmer-2.1.0.tar.gz", hash = "sha256:e997baa4f2e9139951b6f4c631bad912dfd3c792467e2f03d7239464af90e914"},
 ]
 sphinx = [
-    {file = "Sphinx-4.0.2-py3-none-any.whl", hash = "sha256:d1cb10bee9c4231f1700ec2e24a91be3f3a3aba066ea4ca9f3bbe47e59d5a1d4"},
-    {file = "Sphinx-4.0.2.tar.gz", hash = "sha256:b5c2ae4120bf00c799ba9b3699bc895816d272d120080fbc967292f29b52b48c"},
+    {file = "Sphinx-4.1.1-py3-none-any.whl", hash = "sha256:3d513088236eef51e5b0adb78b0492eb22cc3b8ccdb0b36dd021173b365d4454"},
+    {file = "Sphinx-4.1.1.tar.gz", hash = "sha256:23c846a1841af998cb736218539bb86d16f5eb95f5760b1966abcd2d584e62b8"},
 ]
 sphinx-autodoc-typehints = [
     {file = "sphinx-autodoc-typehints-1.12.0.tar.gz", hash = "sha256:193617d9dbe0847281b1399d369e74e34cd959c82e02c7efde077fca908a9f52"},