diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8c53fa0..0712b43 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -18,7 +18,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-20.04, macos-11]
-        swift: ["5.5"]
+        swift: ["5.5", "6.0"]
 
     runs-on: ${{ matrix.os }}