diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 47359fc..b0fb5ca 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -11,6 +11,7 @@ jobs:
       matrix:
         go:
           - "1"
+          - "1.21"
           - "1.20"
           - "1.19"
           - "1.18"