diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index 6404a08..3140a4c 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -28,7 +28,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, macos-11]
-        python-version: ["3.7", "3.8", "3.9", "3.10", "3.11"]
+        python-version: ["3.8", "3.9", "3.10", "3.11"]
 
 
     steps:
diff --git a/README.md b/README.md
index 6475494..740c155 100644
--- a/README.md
+++ b/README.md
@@ -19,7 +19,7 @@ It's just for convenience.
 
 ## Installation
 
-Requires Python3.7+ (3.8, 3.9, 3.10, 3.11)
+Requires Python3.8+ (3.9, 3.10, 3.11)
 
 ### From PyPI
 
diff --git a/tox.ini b/tox.ini
index 0c018d2..2bf0fd9 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = python3.7,python3.8,python3.9,python3.10,python3.11
+envlist = python3.8,python3.9,python3.10,python3.11
 distshare = {env:XDG_CACHE_HOME}/tox/distshare
 
 [testenv]