diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index c845d22c..152ace5b 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -9,7 +9,7 @@ jobs:
       fail-fast: false
       matrix:
         rails: ["7.1", "7.0", "6.1", "6.0"]
-        ruby: ["3.2.2", "3.1.4", "3.0.6", "2.7.8"]
+        ruby: ["3.3.0", "3.2.2", "3.1.4", "3.0.6", "2.7.8"]
         include:
           - rails: "5.2"
             ruby: "2.7.8"