diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index d1bcafc..b5c6c7e 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -68,7 +68,7 @@ jobs:
     strategy:
       fail-fast: true
       matrix:
-        python-version: ["3.6", "3.7"]
+        python-version: ["3.7", "3.9"]
         fast-compile: [0]
         float32: [0]
         part:
diff --git a/setup.py b/setup.py
index a61155e..1b3c405 100644
--- a/setup.py
+++ b/setup.py
@@ -24,7 +24,7 @@
     long_description=open("README.md").read() if exists("README.md") else "",
     long_description_content_type="text/markdown",
     zip_safe=False,
-    python_requires=">=3.6",
+    python_requires=">=3.7",
     classifiers=[
         "Development Status :: 4 - Beta",
         "Intended Audience :: Science/Research",
@@ -33,9 +33,9 @@
         "Operating System :: OS Independent",
         "Programming Language :: Python",
         "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3.6",
         "Programming Language :: Python :: 3.7",
         "Programming Language :: Python :: 3.8",
+        "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: Implementation :: CPython",
         "Programming Language :: Python :: Implementation :: PyPy",
     ],