diff --git a/ci/requirements-3.7.yml b/ci/requirements-3.7.yml
deleted file mode 100644
index 5760799..0000000
--- a/ci/requirements-3.7.yml
+++ /dev/null
@@ -1,10 +0,0 @@
-channels:
-  - conda-forge
-dependencies:
-  - python=3.7
-  - python-dateutil
-  - h5py
-  - netCDF4
-  - numpy
-  - pytest
-  - scipy
diff --git a/setup.cfg b/setup.cfg
index 4d6a46f..232b77c 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -20,7 +20,7 @@ project_urls =
 
 [options]
 packages = find:
-python_requires = >=3.7
+python_requires = >=3.8
 install_requires =
 	numpy
 	packaging
@@ -39,7 +39,6 @@ requires =
 	tox-conda
 
 envlist =
-	py37
 	py38
 	py39
 	py310
@@ -49,7 +48,6 @@ isolated_build = true
 
 [testenv]
 conda_env =
-	py37: ci/requirements-3.7.yml
 	py38: ci/requirements-3.8.yml
 	py39: ci/requirements-3.9.yml
 	py310: ci/requirements-3.10.yml