diff --git a/.github/workflows/patch-test.yaml b/.github/workflows/patch-test.yaml
index d20909adf..a5b7abdb1 100644
--- a/.github/workflows/patch-test.yaml
+++ b/.github/workflows/patch-test.yaml
@@ -30,7 +30,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-latest, macos-12, windows-latest]
+        os: [ubuntu-latest, macos-13, windows-latest]
         ghc-version: ${{ fromJSON(needs.find-ghc-version.outputs.ghc-matrix) }}
     runs-on: ${{ matrix.os }}
     steps:
diff --git a/.github/workflows/workflow.yaml b/.github/workflows/workflow.yaml
index 7c0a20909..89365b96e 100644
--- a/.github/workflows/workflow.yaml
+++ b/.github/workflows/workflow.yaml
@@ -43,7 +43,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-latest, macos-12]
+        os: [ubuntu-latest, macos-13]
         module: [rules_haskell, rules_haskell_nix, rules_haskell_tests]
         bzlmod: [true, false]
         ghc:
@@ -139,7 +139,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-latest, macos-12, windows-latest]
+        os: [ubuntu-latest, macos-13, windows-latest]
         module: [rules_haskell, rules_haskell_tests]
         bzlmod: [true, false]
         ghc: