diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index fa9ebac7..5f859613 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -41,6 +41,7 @@ jobs:
           - 1.12.1
           - 1.13.2
           - 1.14.0
+          - 1.15.0
         include:
           - crystal: nightly
             stable: false