diff --git a/.github/workflows/ci-cd.yml b/.github/workflows/ci-cd.yml
index 4724eabc0..87294a176 100644
--- a/.github/workflows/ci-cd.yml
+++ b/.github/workflows/ci-cd.yml
@@ -25,7 +25,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, windows-latest, macOS-latest]
-        python-version: ['3.7', '3.8', '3.9', '3.10', '3.11', 'pypy-3.7']
+        python-version: ['3.8', '3.9', '3.10', '3.11', 'pypy-3.8']
 
     steps:
       - uses: actions/checkout@v3
diff --git a/pyproject.toml b/pyproject.toml
index 1237968e8..75c3d5f43 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.black]
 line-length = 99
-target-version = ['py37', 'py38', 'py39', 'py310', 'py311']
+target-version = ['py38', 'py39', 'py310', 'py311']
 exclude = '''
 /(
     \.eggs
diff --git a/setup.cfg b/setup.cfg
index f0505dead..4ba679517 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -33,7 +33,7 @@ packages =
     holidays/financial
 install_requires =
     python-dateutil
-python_requires = >=3.7
+python_requires = >=3.8
 include_package_data = True
 
 [bumpversion]
diff --git a/tox.ini b/tox.ini
index 3eb3dad1f..ce43d0df2 100644
--- a/tox.ini
+++ b/tox.ini
@@ -4,7 +4,7 @@ requires =
 env_list =
     docs
     pre-commit
-    python3.{11, 10, 9, 8, 7}
+    python3.{11, 10, 9, 8}
 skip_missing_interpreters = true
 
 [testenv]