diff --git a/poetry.lock b/poetry.lock
index 03e7612..51c0eaa 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -10,7 +10,7 @@ python-versions = ">=3.5"
 dev = ["cloudpickle", "coverage[toml] (>=5.0.2)", "furo", "hypothesis", "mypy (>=0.900,!=0.940)", "pre-commit", "pympler", "pytest (>=4.3.0)", "pytest-mypy-plugins", "sphinx", "sphinx-notfound-page", "zope.interface"]
 docs = ["furo", "sphinx", "sphinx-notfound-page", "zope.interface"]
 tests = ["cloudpickle", "coverage[toml] (>=5.0.2)", "hypothesis", "mypy (>=0.900,!=0.940)", "pympler", "pytest (>=4.3.0)", "pytest-mypy-plugins", "zope.interface"]
-tests_no_zope = ["cloudpickle", "coverage[toml] (>=5.0.2)", "hypothesis", "mypy (>=0.900,!=0.940)", "pympler", "pytest (>=4.3.0)", "pytest-mypy-plugins"]
+tests-no-zope = ["cloudpickle", "coverage[toml] (>=5.0.2)", "hypothesis", "mypy (>=0.900,!=0.940)", "pympler", "pytest (>=4.3.0)", "pytest-mypy-plugins"]
 
 [[package]]
 name = "bandit"
@@ -48,7 +48,7 @@ optional = false
 python-versions = ">=3.6.0"
 
 [package.extras]
-unicode_backport = ["unicodedata2"]
+unicode-backport = ["unicodedata2"]
 
 [[package]]
 name = "colorama"
@@ -217,8 +217,8 @@ python-versions = ">=3.6"
 smmap = ">=3.0.1,<6"
 
 [[package]]
-name = "GitPython"
-version = "3.1.28"
+name = "gitpython"
+version = "3.1.29"
 description = "GitPython is a python library used to interact with Git repositories"
 category = "main"
 optional = false
@@ -270,9 +270,9 @@ python-versions = ">=3.6.1,<4.0"
 
 [package.extras]
 colors = ["colorama (>=0.4.3,<0.5.0)"]
-pipfile_deprecated_finder = ["pipreqs", "requirementslib"]
+pipfile-deprecated-finder = ["pipreqs", "requirementslib"]
 plugins = ["setuptools"]
-requirements_deprecated_finder = ["pip-api", "pipreqs"]
+requirements-deprecated-finder = ["pip-api", "pipreqs"]
 
 [[package]]
 name = "Mako"
@@ -509,7 +509,7 @@ urllib3 = ">=1.21.1,<1.27"
 
 [package.extras]
 socks = ["PySocks (>=1.5.6,!=1.5.7)"]
-use_chardet_on_py3 = ["chardet (>=3.0.2,<6)"]
+use-chardet-on-py3 = ["chardet (>=3.0.2,<6)"]
 
 [[package]]
 name = "requests-mock"
@@ -623,7 +623,7 @@ testing = ["func-timeout", "jaraco.itertools", "pytest (>=6)", "pytest-black (>=
 [metadata]
 lock-version = "1.1"
 python-versions = "^3.7.0"
-content-hash = "c185d976c366132d51e2cb62a1cc8b47d2db2baa1cc604146422b6ba57ca38df"
+content-hash = "b5b53b0ad457513999bb35c168b2a4be214fd44ccb49c225ec8ca62797443210"
 
 [metadata.files]
 attrs = [
@@ -743,9 +743,9 @@ gitdb = [
     {file = "gitdb-4.0.9-py3-none-any.whl", hash = "sha256:8033ad4e853066ba6ca92050b9df2f89301b8fc8bf7e9324d412a63f8bf1a8fd"},
     {file = "gitdb-4.0.9.tar.gz", hash = "sha256:bac2fd45c0a1c9cf619e63a90d62bdc63892ef92387424b855792a6cabe789aa"},
 ]
-GitPython = [
-    {file = "GitPython-3.1.28-py3-none-any.whl", hash = "sha256:77bfbd299d8709f6af7e0c70840ef26e7aff7cf0c1ed53b42dd7fc3a310fcb02"},
-    {file = "GitPython-3.1.28.tar.gz", hash = "sha256:6bd3451b8271132f099ceeaf581392eaf6c274af74bb06144307870479d0697c"},
+gitpython = [
+    {file = "GitPython-3.1.29-py3-none-any.whl", hash = "sha256:41eea0deec2deea139b459ac03656f0dd28fc4a3387240ec1d3c259a2c47850f"},
+    {file = "GitPython-3.1.29.tar.gz", hash = "sha256:cc36bfc4a3f913e66805a28e84703e419d9c264c1077e537b54f0e1af85dbefd"},
 ]
 idna = [
     {file = "idna-3.3-py3-none-any.whl", hash = "sha256:84d9dd047ffa80596e0f246e2eab0b391788b0503584e8945f2368256d2735ff"},
diff --git a/pyproject.toml b/pyproject.toml
index 735a787..d0a51c9 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -34,7 +34,7 @@ repository = "https://github.com/thegeeklab/git-batch/"
 version = "0.0.0"
 
 [tool.poetry.dependencies]
-GitPython = "3.1.28"
+GitPython = "3.1.29"
 colorama = "0.4.5"
 python = "^3.7.0"
 python-json-logger = "2.0.4"