diff --git a/.github/workflows/build-tests-mac.yml b/.github/workflows/build-tests-mac.yml
index 1c383a21..4775aef9 100644
--- a/.github/workflows/build-tests-mac.yml
+++ b/.github/workflows/build-tests-mac.yml
@@ -18,7 +18,7 @@ jobs:
         projectPath:
           - test-project
         unityVersion:
-          - 2021.3.32f1
+          - 2021.3.45f1
           - 2022.3.13f1
           - 2023.2.2f1
         targetPlatform: