diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 37e3c7e..8bcb4ab 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -66,7 +66,7 @@ jobs:
     needs: [lint]
     strategy:
       matrix:
-        pyver: ['3.7', '3.8', '3.9', '3.10', '3.11']
+        pyver: ['3.8', '3.9', '3.10', '3.11']
         os: [ubuntu, macos, windows]
       fail-fast: false
     runs-on: ${{ matrix.os }}-latest
diff --git a/CHANGES/413.removal b/CHANGES/413.removal
new file mode 100644
index 0000000..b5fe823
--- /dev/null
+++ b/CHANGES/413.removal
@@ -0,0 +1 @@
+Dropped Python 3.7 support.
diff --git a/setup.cfg b/setup.cfg
index 0a09bdf..741d83b 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -24,7 +24,6 @@ classifiers =
   Programming Language :: Python
   Programming Language :: Python :: 3
   Programming Language :: Python :: 3 :: Only
-  Programming Language :: Python :: 3.7
   Programming Language :: Python :: 3.8
   Programming Language :: Python :: 3.9
   Programming Language :: Python :: 3.10
@@ -37,7 +36,7 @@ classifiers =
   Framework :: AsyncIO
 
 [options]
-python_requires = >=3.7
+python_requires = >=3.8
 packages = find:
 include_package_data = True
 
diff --git a/tox.ini b/tox.ini
index 393689e..be4b8fd 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,6 +1,6 @@
 [tox]
 
-envlist = check, clean, {py36,py37,py38}-{debug,release}, report
+envlist = check, clean, {py38,py39,py310,py311}-{debug,release}, report
 
 [testenv]
 
@@ -19,11 +19,6 @@ commands =
 setenv =
     debug: PYTHONASYNCIODEBUG = 1
 
-basepython:
-    py36: python3.6
-    py37: python3.7
-    py38: python3.8
-
 [testenv:check]
 
 deps =
@@ -37,7 +32,7 @@ commands =
     python setup.py check -rms
 
 basepython:
-    python3.7
+    python3.10
 
 [testenv:clean]
 
@@ -48,7 +43,7 @@ commands =
     coverage erase
 
 basepython:
-    python3.7
+    python3.10
 
 [testenv:report]
 
@@ -64,4 +59,4 @@ whitelist_externals =
     echo
 
 basepython:
-    python3.7
+    python3.10