diff --git a/.github/workflows/stack.yml b/.github/workflows/stack.yml
index 2d1fa561..73d79de5 100644
--- a/.github/workflows/stack.yml
+++ b/.github/workflows/stack.yml
@@ -25,8 +25,10 @@ jobs:
           - resolver: lts-21  # GHC 9.4
             yaml: stack-master.yaml
           - resolver: lts-22  # GHC 9.6
+            yaml: stack-master.yaml
+          - resolver: lts-23  # GHC 9.8
             yaml: stack.yaml
-          - resolver: lts-22  # GHC 9.6
+          - resolver: lts-23  # GHC 9.8
             yaml: stack-master.yaml
 
     steps: