diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index a7eb8c6..d2383d2 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -25,6 +25,9 @@ jobs:
           - 1.5
           - 1.6
           - 1.7
+          - 1.8
+          - 1.9
+          - 1.10
         include:
           - shard_file: shard.yml
             crystal_version: latest