diff --git a/.github/workflows/check.yaml b/.github/workflows/check.yaml
index fae89f0..8ea8be8 100644
--- a/.github/workflows/check.yaml
+++ b/.github/workflows/check.yaml
@@ -11,7 +11,7 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - ghc: 9.2.1
+          - ghc: 9.0.1
             ghc-options: ""
             ignore-haddock: true
             ignore-cabal-check: true