diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4c87d60ac..ee445d30f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -150,7 +150,6 @@ jobs:
         IMAGE:
           - {IMAGE: "rhel8", NOXSESSION: "tests", RUNNER: "ubuntu-latest"}
           - {IMAGE: "rhel8-fips", NOXSESSION: "tests", RUNNER: "ubuntu-latest", FIPS: true}
-          - {IMAGE: "buster", NOXSESSION: "tests-nocoverage", RUNNER: "ubuntu-latest"}
           - {IMAGE: "bullseye", NOXSESSION: "tests", RUNNER: "ubuntu-latest"}
           - {IMAGE: "bookworm", NOXSESSION: "tests", RUNNER: "ubuntu-latest"}
           - {IMAGE: "trixie", NOXSESSION: "tests", RUNNER: "ubuntu-latest"}
diff --git a/docs/installation.rst b/docs/installation.rst
index cc6e32bea..8e5af7dd5 100644
--- a/docs/installation.rst
+++ b/docs/installation.rst
@@ -22,8 +22,8 @@ operating systems.
 * x86-64 macOS 13 Ventura and ARM64 macOS 14 Sonoma
 * x86-64 Ubuntu 20.04, 22.04, 24.04, rolling
 * ARM64 Ubuntu rolling
-* x86-64 Debian Buster (10.x), Bullseye (11.x), Bookworm (12.x),
-  Trixie (13.x), and Sid (unstable)
+* x86-64 Debian Bullseye (11.x), Bookworm (12.x), Trixie (13.x), and
+  Sid (unstable)
 * x86-64 and ARM64 Alpine (latest)
 * 32-bit and 64-bit Python on 64-bit Windows Server 2022