diff --git a/poetry.lock b/poetry.lock
index 67b2d0c..001a005 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -834,7 +834,7 @@ python-versions = "*"
 
 [[package]]
 name = "pyupgrade"
-version = "2.29.1"
+version = "2.30.0"
 description = "A tool to automatically upgrade syntax for newer versions."
 category = "dev"
 optional = false
@@ -1280,7 +1280,7 @@ testing = ["pytest (>=4.6)", "pytest-checkdocs (>=2.4)", "pytest-flake8", "pytes
 [metadata]
 lock-version = "1.1"
 python-versions = "^3.7"
-content-hash = "7332e1d577ec21c002b08f7c7e9e7dea5dadfa9aa21fe138a5576fb8c39a69cc"
+content-hash = "47b2c4a4d89febac3e2914b32c2bf7b39aec49027a3507ca59f4c92560319656"
 
 [metadata.files]
 alabaster = [
@@ -1715,8 +1715,8 @@ pytz = [
     {file = "pytz-2021.3.tar.gz", hash = "sha256:acad2d8b20a1af07d4e4c9d2e9285c5ed9104354062f275f3fcd88dcef4f1326"},
 ]
 pyupgrade = [
-    {file = "pyupgrade-2.29.1-py2.py3-none-any.whl", hash = "sha256:1d3f03d14652caacd6f3d464696e103ef33578531a5c1b995be3821b14b811b7"},
-    {file = "pyupgrade-2.29.1.tar.gz", hash = "sha256:737e02bed0de70247df5d2a0c3edba6b4529adf44f5ef588ecda4a69f14bf694"},
+    {file = "pyupgrade-2.30.0-py2.py3-none-any.whl", hash = "sha256:93dfabfb86ebbc511e7aab0775c6330897af85eab0048ab12cd2ae4e14d959ff"},
+    {file = "pyupgrade-2.30.0.tar.gz", hash = "sha256:95c9986bff7f525b20986d6bd161bb14c223633a2035a292a8fa8f1936f3a7a4"},
 ]
 pyyaml = [
     {file = "PyYAML-6.0-cp310-cp310-macosx_10_9_x86_64.whl", hash = "sha256:d4db7c7aef085872ef65a8fd7d6d09a14ae91f691dec3e87ee5ee0539d516f53"},
@@ -1777,6 +1777,10 @@ rfc3986 = [
     {file = "ruamel.yaml-0.17.18.tar.gz", hash = "sha256:92b85e64a1d75adc29f941960f5a88dcf3d233a0ba0c3d0a864ca9645a9b7271"},
 ]
 "ruamel.yaml.clib" = [
+    {file = "ruamel.yaml.clib-0.2.6-cp310-cp310-macosx_10_9_universal2.whl", hash = "sha256:6e7be2c5bcb297f5b82fee9c665eb2eb7001d1050deaba8471842979293a80b0"},
+    {file = "ruamel.yaml.clib-0.2.6-cp310-cp310-manylinux_2_17_x86_64.manylinux2014_x86_64.manylinux_2_24_x86_64.whl", hash = "sha256:221eca6f35076c6ae472a531afa1c223b9c29377e62936f61bc8e6e8bdc5f9e7"},
+    {file = "ruamel.yaml.clib-0.2.6-cp310-cp310-win32.whl", hash = "sha256:1070ba9dd7f9370d0513d649420c3b362ac2d687fe78c6e888f5b12bf8bc7bee"},
+    {file = "ruamel.yaml.clib-0.2.6-cp310-cp310-win_amd64.whl", hash = "sha256:77df077d32921ad46f34816a9a16e6356d8100374579bc35e15bab5d4e9377de"},
     {file = "ruamel.yaml.clib-0.2.6-cp35-cp35m-macosx_10_6_intel.whl", hash = "sha256:cfdb9389d888c5b74af297e51ce357b800dd844898af9d4a547ffc143fa56751"},
     {file = "ruamel.yaml.clib-0.2.6-cp35-cp35m-manylinux1_x86_64.whl", hash = "sha256:7b2927e92feb51d830f531de4ccb11b320255ee95e791022555971c466af4527"},
     {file = "ruamel.yaml.clib-0.2.6-cp35-cp35m-win32.whl", hash = "sha256:ada3f400d9923a190ea8b59c8f60680c4ef8a4b0dfae134d2f2ff68429adfab5"},
diff --git a/pyproject.toml b/pyproject.toml
index 9ff74d1..cdfe8bd 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -45,7 +45,7 @@ reorder-python-imports = "^2.6.0"
 pre-commit-hooks = "^4.0.1"
 sphinx-click = "^3.0.2"
 Pygments = "^2.10.0"
-pyupgrade = "^2.29.1"
+pyupgrade = "^2.30.0"
 furo = ">=2021.11.12"
 pytest-cov = "^3.0.0"
 types-croniter = "^1.0.3"