diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 74a6af7cea..dd472de07f 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -8,7 +8,7 @@ permissions:
 
 jobs:
   changelog:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     steps:
       - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
       - name: Check that PR is mentioned in Changelog
@@ -19,7 +19,7 @@ jobs:
     if: ${{github.event.pull_request}}
 
   shfmt:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     steps:
       - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
       - run: |
@@ -37,7 +37,7 @@ jobs:
         run: "! bin/bats test/fixtures/bats/failing.bats"
 
   shellcheck:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     steps:
       - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
       - name: Run shellcheck
@@ -49,7 +49,7 @@ jobs:
   linux:
     strategy:
       matrix:
-        os: ['ubuntu-20.04', 'ubuntu-22.04']
+        os: ['ubuntu-22.04', 'ubuntu-24.04']
         env_vars:
           - ''
           # allow for some parallelity without GNU parallel, since it is not installed by default
@@ -84,13 +84,13 @@ jobs:
   npm_on_linux:
     strategy:
       matrix:
-        os: ['ubuntu-20.04', 'ubuntu-22.04']
+        os: ['ubuntu-22.04', 'ubuntu-24.04']
     runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
       - uses: actions/setup-node@39370e3970a6d050c480ffad4ff0ed4d3fdee5af # v4.1.0
         with:
-          node-version: v18.20.2 
+          node-version: v18.20.2
       - run: npm pack ./
       - run: npm install -g ./bats-*.tgz
       - name: Run test on OS ${{ matrix.os }}
@@ -118,7 +118,7 @@ jobs:
       - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
       - uses: actions/setup-node@39370e3970a6d050c480ffad4ff0ed4d3fdee5af # v4.1.0
         with:
-          node-version: v18.20.2 
+          node-version: v18.20.2
       - run: npm pack ./
       - run: npm install -g (get-item .\bats-*.tgz).FullName
       - run: bats  -T --print-output-on-failure test
@@ -165,7 +165,7 @@ jobs:
       - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
       - uses: actions/setup-node@39370e3970a6d050c480ffad4ff0ed4d3fdee5af # v4.1.0
         with:
-          node-version: v18.20.2 
+          node-version: v18.20.2
       - name: Install unbuffer via expect
         run: brew install expect
       - name: Run test on OS ${{ matrix.os }}
@@ -199,7 +199,7 @@ jobs:
 
   lib64-install:
     runs-on: ubuntu-latest
-    permissions: 
+    permissions:
         checks: write
         pull-requests: write
     steps:
@@ -324,11 +324,11 @@ jobs:
           TERM: linux # fix tput for tty issue work around
 
   coverage:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     steps:
       - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
       - run: |
-          wget https://github.com/SimonKagstrom/kcov/releases/download/v40/kcov-amd64.tar.gz
+          wget https://github.com/SimonKagstrom/kcov/releases/download/v42/kcov-amd64.tar.gz
           tar -xf kcov-amd64.tar.gz
       - run: |
           ./usr/local/bin/kcov --exclude-path=/tmp $PWD/coverage ./bin/bats --filter-tags '!no-kcov' test/
diff --git a/docs/CHANGELOG.md b/docs/CHANGELOG.md
index 213ef4b742..7fe6d29c99 100644
--- a/docs/CHANGELOG.md
+++ b/docs/CHANGELOG.md
@@ -20,6 +20,7 @@ The format is based on [Keep a Changelog][kac] and this project adheres to
 * increase compatibility with Solaris (#1043)
 * fix `noclobber` breaking `bats-gather-tests` (#1042)
 * fix exiting with `0` despite `bats:focus` when all tests have been filtered out (#1058)
+* remove deprecated ubuntu 20.04 from CI config (#1083)
 
 ### Documentation
 
diff --git a/docs/source/support-matrix.rst b/docs/source/support-matrix.rst
index b67be42380..e25f30e042 100644
--- a/docs/source/support-matrix.rst
+++ b/docs/source/support-matrix.rst
@@ -15,11 +15,11 @@ Supported Operating systems
 
 The following Operating Systems are supported and tested automatically (CI) or manually during development:
 
- * Linux: Alpine (CI), Alma 8 (CI), Arch Linux (manual), Ubuntu 20.04/22.04 (CI)
+ * Linux: Alpine (CI), Alma 8 (CI), Arch Linux (manual), Ubuntu 22.04/24.04 (CI)
  * FreeBSD: 11 (CI)
  * macOS: 11 (CI), 12 (CI)
  * Windows: Server 2019 (CI), 10 (manual)
- 
+
    * Git for Windows Bash (MSYS2 based)
    * Windows Subsystem for Linux
    * MSYS2