diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 34e1b77..2b573ee 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -8,7 +8,7 @@ on:
 
 jobs:
   test:
-    runs-on: ubuntu-latest
+    runs-on: ruby:3-bookworm
 
     strategy:
       matrix:
@@ -20,7 +20,6 @@ jobs:
       uses: ruby/setup-ruby@v1
       with:
         ruby-version: ${{ matrix.ruby-version }}
-
     - uses: actions/cache@v3
       with:
         path: vendor/bundle
diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 6a032b4..97cea29 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -11,7 +11,7 @@ jobs:
 
     runs-on: ubuntu-latest
     env:
-      ruby-version: 2.6
+      ruby-version: 3.0
 
     steps:
     - uses: actions/checkout@v3
diff --git a/.github/workflows/dev_deploy.yml b/.github/workflows/dev_deploy.yml
index d9edd29..4696a08 100644
--- a/.github/workflows/dev_deploy.yml
+++ b/.github/workflows/dev_deploy.yml
@@ -53,7 +53,7 @@ jobs:
 
     runs-on: ubuntu-latest
     env:
-      ruby-version: 2.6
+      ruby-version: 3.0
 
     steps:
     - uses: actions/checkout@v3
diff --git a/Dockerfile b/Dockerfile
index 077ef3b..50761f3 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM ruby:2.6-slim
+FROM ruby:3-slim
 
 WORKDIR /srv/slate