diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index da864a99..cc05142a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -11,7 +11,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-22.04, macos-12]
+        os: [ubuntu-24.04, macos-13, macos-14]
         crystal: [latest, nightly]
         include:
           - os: windows-2022