diff --git a/poetry.lock b/poetry.lock
index 3c2effa..982f219 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -42,7 +42,7 @@ testing = ["pytest (>=4.6)", "pytest-flake8", "pytest-cov", "pytest-black (>=0.3
 
 [[package]]
 name = "black"
-version = "21.8b0"
+version = "21.9b0"
 description = "The uncompromising code formatter."
 category = "dev"
 optional = false
@@ -245,11 +245,11 @@ smmap = ">=3.0.1,<5"
 
 [[package]]
 name = "gitpython"
-version = "3.1.20"
-description = "Python Git Library"
+version = "3.1.24"
+description = "GitPython is a python library used to interact with Git repositories"
 category = "main"
 optional = false
-python-versions = ">=3.6"
+python-versions = ">=3.7"
 
 [package.dependencies]
 gitdb = ">=4.0.1,<5"
@@ -415,7 +415,7 @@ i18n = ["babel (>=2.9.0)"]
 
 [[package]]
 name = "mkdocs-material"
-version = "7.2.6"
+version = "7.2.8"
 description = "A Material Design theme for MkDocs"
 category = "dev"
 optional = false
@@ -1040,7 +1040,7 @@ all = ["ci-plumber-openshift", "ci-plumber-gitlab", "ci-plumber-azure"]
 [metadata]
 lock-version = "1.1"
 python-versions = "^3.9"
-content-hash = "b8d55945bcf0b45f90ef80c598c5eba44a7367760c7be548ffc41715f22b6526"
+content-hash = "4b8200528cf5e1f34e0257a631ad685c5896281798fb6ce36efea11de66e6b49"
 
 [metadata.files]
 altgraph = [
@@ -1060,8 +1060,8 @@ attrs = [
     {file = "backports.entry_points_selectable-1.1.0.tar.gz", hash = "sha256:988468260ec1c196dab6ae1149260e2f5472c9110334e5d51adcb77867361f6a"},
 ]
 black = [
-    {file = "black-21.8b0-py3-none-any.whl", hash = "sha256:2a0f9a8c2b2a60dbcf1ccb058842fb22bdbbcb2f32c6cc02d9578f90b92ce8b7"},
-    {file = "black-21.8b0.tar.gz", hash = "sha256:570608d28aa3af1792b98c4a337dbac6367877b47b12b88ab42095cfc1a627c2"},
+    {file = "black-21.9b0-py3-none-any.whl", hash = "sha256:380f1b5da05e5a1429225676655dddb96f5ae8c75bdf91e53d798871b902a115"},
+    {file = "black-21.9b0.tar.gz", hash = "sha256:7de4cfc7eb6b710de325712d40125689101d21d25283eed7e9998722cf10eb91"},
 ]
 cachetools = [
     {file = "cachetools-4.2.2-py3-none-any.whl", hash = "sha256:2cc0b89715337ab6dbba85b5b50effe2b0c74e035d83ee8ed637cf52f12ae001"},
@@ -1184,8 +1184,8 @@ gitdb = [
     {file = "gitdb-4.0.7.tar.gz", hash = "sha256:96bf5c08b157a666fec41129e6d327235284cca4c81e92109260f353ba138005"},
 ]
 gitpython = [
-    {file = "GitPython-3.1.20-py3-none-any.whl", hash = "sha256:b1e1c269deab1b08ce65403cf14e10d2ef1f6c89e33ea7c5e5bb0222ea593b8a"},
-    {file = "GitPython-3.1.20.tar.gz", hash = "sha256:df0e072a200703a65387b0cfdf0466e3bab729c0458cf6b7349d0e9877636519"},
+    {file = "GitPython-3.1.24-py3-none-any.whl", hash = "sha256:dc0a7f2f697657acc8d7f89033e8b1ea94dd90356b2983bca89dc8d2ab3cc647"},
+    {file = "GitPython-3.1.24.tar.gz", hash = "sha256:df83fdf5e684fef7c6ee2c02fc68a5ceb7e7e759d08b694088d0cacb4eba59e5"},
 ]
 google-auth = [
     {file = "google-auth-2.0.1.tar.gz", hash = "sha256:ea1af050b3e06eb73e4470f704d23007307bc0e87c13e015f6b90460f1407bd3"},
@@ -1288,8 +1288,8 @@ mkdocs = [
     {file = "mkdocs-1.2.2.tar.gz", hash = "sha256:a334f5bd98ec960638511366eb8c5abc9c99b9083a0ed2401d8791b112d6b078"},
 ]
 mkdocs-material = [
-    {file = "mkdocs-material-7.2.6.tar.gz", hash = "sha256:4bdeff63904680865676ceb3193216934de0b33fa5b2446e0a84ade60929ee54"},
-    {file = "mkdocs_material-7.2.6-py2.py3-none-any.whl", hash = "sha256:4c6939b9d7d5c6db948ab02df8525c64211828ddf33286acea8b9d2115cec369"},
+    {file = "mkdocs-material-7.2.8.tar.gz", hash = "sha256:b9a3d1cda28310acf74842a227fedc90d26e407742d3d7ffc0cdcf0560d22ed3"},
+    {file = "mkdocs_material-7.2.8-py2.py3-none-any.whl", hash = "sha256:ffa1ccde3f58b955d65a3420a18c7739178722150790bbd1b08393b0b81ada55"},
 ]
 mkdocs-material-extensions = [
     {file = "mkdocs-material-extensions-1.0.1.tar.gz", hash = "sha256:6947fb7f5e4291e3c61405bad3539d81e0b3cd62ae0d66ced018128af509c68f"},
diff --git a/pyproject.toml b/pyproject.toml
index 2226f14..d9adcd4 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -42,10 +42,10 @@ pytest = "^5.2"
 pytest-cov = "^2.12.1"
 pre-commit = "^2.15.0"
 flake8 = "^3.9.2"
-black = {version = "^21.6b0", allow-prereleases = true}
+black = {version = "^21.9b0", allow-prereleases = true}
 mypy = "^0.910"
 pyinstaller = "^4.5.1"
-mkdocs-material = "^7.2.6"
+mkdocs-material = "^7.2.8"
 Nuitka = "^0.6.16"