diff --git a/.github/actionlint.yml b/.github/actionlint.yml
new file mode 100644
index 00000000..5c69e28f
--- /dev/null
+++ b/.github/actionlint.yml
@@ -0,0 +1,6 @@
+# https://github.com/rhysd/actionlint/blob/main/docs/config.md
+
+self-hosted-runner:
+  labels:
+    - blacksmith-2vcpu-ubuntu-2404
+    - blacksmith-4vcpu-ubuntu-2404
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d9c30e19..af32466c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -19,7 +19,7 @@ jobs:
   # Run static checks only for Ubuntu and Python 3.9
   static-checks:
     name: Static checks
-    runs-on: ubuntu-latest
+    runs-on: blacksmith-2vcpu-ubuntu-2404
     timeout-minutes: 6
     steps:
       - uses: actions/checkout@v4
@@ -53,7 +53,7 @@ jobs:
           - "3.12"
           - "3.13"
         os:
-          - ubuntu-latest
+          - blacksmith-2vcpu-ubuntu-2404
           # There shouldn't be any behavior differences between OSes,
           # so we'll only run the test suite on Ubuntu for now. Also,
           # since I (the main maintainer) develop on a macOS machine,
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index b3f89486..4830183a 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -18,7 +18,7 @@ on:
 jobs:
   codeql-python:
     name: Analyze (Python)
-    runs-on: 'ubuntu-latest'
+    runs-on: 'blacksmith-2vcpu-ubuntu-2404'
     timeout-minutes: 5
     permissions:
       # required for all workflows
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index da27b753..230d4273 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -29,7 +29,7 @@ concurrency:
 jobs:
   build:
     name: Build distributions
-    runs-on: ubuntu-latest
+    runs-on: blacksmith-2vcpu-ubuntu-2404
     timeout-minutes: 6
     steps:
       - uses: actions/checkout@v4
@@ -53,7 +53,7 @@ jobs:
     if: github.ref == 'refs/heads/main'
     needs:
       - build
-    runs-on: ubuntu-latest
+    runs-on: blacksmith-2vcpu-ubuntu-2404
     timeout-minutes: 2
     environment:
       name: testpypi
@@ -76,7 +76,7 @@ jobs:
     if: startsWith(github.ref, 'refs/tags/')
     needs:
       - build
-    runs-on: ubuntu-latest
+    runs-on: blacksmith-2vcpu-ubuntu-2404
     timeout-minutes: 2
     environment:
       name: pypi
@@ -97,7 +97,7 @@ jobs:
     name: Publish a GitHub Release
     needs:
       - publish-to-pypi
-    runs-on: ubuntu-latest
+    runs-on: blacksmith-2vcpu-ubuntu-2404
     timeout-minutes: 2
     permissions:
       contents: write  # IMPORTANT: mandatory for making GitHub Releases
diff --git a/docs/reference/changelog.md b/docs/reference/changelog.md
index 112a374b..f3f73793 100644
--- a/docs/reference/changelog.md
+++ b/docs/reference/changelog.md
@@ -5,7 +5,9 @@ This document outlines the list of changes to ridgeplot between each release. Fo
 Unreleased changes
 ------------------
 
-- ...
+### CI/CD
+
+- Migrate GitHub workflows to Blacksmith runners ({gh-pr}`327`)
 
 ---