diff --git a/poetry.lock b/poetry.lock
index 5008924..b170828 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -138,6 +138,9 @@ category = "main"
 optional = false
 python-versions = "*"
 
+[package.dependencies]
+six = "*"
+
 [[package]]
 name = "corenetworks"
 version = "0.2.0"
@@ -665,7 +668,7 @@ version = "5.3.1"
 description = "YAML parser and emitter for Python"
 category = "dev"
 optional = false
-python-versions = "*"
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
 
 [[package]]
 name = "requests"
@@ -778,7 +781,7 @@ socks = ["PySocks (>=1.5.6,!=1.5.7,<2.0)"]
 
 [[package]]
 name = "yapf"
-version = "0.30.0"
+version = "0.31.0"
 description = "A formatter for Python code."
 category = "dev"
 optional = false
@@ -902,7 +905,7 @@ test = ["zope.security", "zope.testrunner"]
 [metadata]
 lock-version = "1.1"
 python-versions = "^3.6.0"
-content-hash = "6b0510b98d4ebaaad49c8b62c233129c28ee54ec53a44eef74e654f14d80fb70"
+content-hash = "8fef1a110216796115f0e6152a441846f1aa596107da2e1a0ef650084310be99"
 
 [metadata.files]
 acme = [
@@ -963,6 +966,7 @@ cffi = [
     {file = "cffi-1.14.4-cp39-cp39-macosx_10_9_x86_64.whl", hash = "sha256:840793c68105fe031f34d6a086eaea153a0cd5c491cde82a74b420edd0a2b909"},
     {file = "cffi-1.14.4-cp39-cp39-manylinux1_i686.whl", hash = "sha256:b18e0a9ef57d2b41f5c68beefa32317d286c3d6ac0484efd10d6e07491bb95dd"},
     {file = "cffi-1.14.4-cp39-cp39-manylinux1_x86_64.whl", hash = "sha256:045d792900a75e8b1e1b0ab6787dd733a8190ffcf80e8c8ceb2fb10a29ff238a"},
+    {file = "cffi-1.14.4-cp39-cp39-manylinux2014_aarch64.whl", hash = "sha256:7ef7d4ced6b325e92eb4d3502946c78c5367bc416398d387b39591532536734e"},
     {file = "cffi-1.14.4-cp39-cp39-win32.whl", hash = "sha256:ba4e9e0ae13fc41c6b23299545e5ef73055213e466bd107953e4a013a5ddd7e3"},
     {file = "cffi-1.14.4-cp39-cp39-win_amd64.whl", hash = "sha256:f032b34669220030f905152045dfa27741ce1a6db3324a5bc0b96b6c7420c87b"},
     {file = "cffi-1.14.4.tar.gz", hash = "sha256:1a465cbe98a7fd391d47dce4b8f7e5b921e6cd805ef421d04f5f66ba8f06086c"},
@@ -1280,8 +1284,8 @@ urllib3 = [
     {file = "urllib3-1.26.2.tar.gz", hash = "sha256:19188f96923873c92ccb987120ec4acaa12f0461fa9ce5d3d0772bc965a39e08"},
 ]
 yapf = [
-    {file = "yapf-0.30.0-py2.py3-none-any.whl", hash = "sha256:3abf61ba67cf603069710d30acbc88cfe565d907e16ad81429ae90ce9651e0c9"},
-    {file = "yapf-0.30.0.tar.gz", hash = "sha256:3000abee4c28daebad55da6c85f3cd07b8062ce48e2e9943c8da1b9667d48427"},
+    {file = "yapf-0.31.0-py2.py3-none-any.whl", hash = "sha256:e3a234ba8455fe201eaa649cdac872d590089a18b661e39bbac7020978dd9c2e"},
+    {file = "yapf-0.31.0.tar.gz", hash = "sha256:408fb9a2b254c302f49db83c59f9aa0b4b0fd0ec25be3a5c51181327922ff63d"},
 ]
 zipp = [
     {file = "zipp-3.4.0-py3-none-any.whl", hash = "sha256:102c24ef8f171fd729d46599845e95c7ab894a4cf45f5de11a44cc7444fb1108"},
diff --git a/pyproject.toml b/pyproject.toml
index 586d0ba..adbb46b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -64,7 +64,7 @@ pydocstyle = "^5.1.1"
 pytest = "^6.2.1"
 pytest-cov = "^2.10.1"
 pytest-mock = "^3.4.0"
-yapf = "^0.30.0"
+yapf = "^0.31.0"
 
 [tool.poetry-dynamic-versioning]
 enable = true