diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6c9e98b130..fdc159c3d9 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -38,7 +38,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ghc: ["8.10.7", "9.6.6", "9.10.1"]
+        ghc: ["8.10.7", "9.6.6", "9.10.1", "9.12"]
         variant: [default, no-thunks]
         test-set: [all, no-thunks-safe]
         exclude: