From e92e0609f43f4a9e7dc6f04b42488b8d6b27fe61 Mon Sep 17 00:00:00 2001
From: ayush-panta <ayushkp@amazon.com>
Date: Mon, 13 Oct 2025 17:11:19 -0700
Subject: [PATCH] ci: Upgrade CodeBuild fleet macOS version

Signed-off-by: ayush-panta <ayushkp@amazon.com>
---
 lib/utils.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/utils.ts b/lib/utils.ts
index 87cc434..9226507 100644
--- a/lib/utils.ts
+++ b/lib/utils.ts
@@ -67,7 +67,7 @@ export const getCodeBuildStacks = (accountId?: string): CodeBuildStackArgs[] =>
     amiSearchString: "", // Empty string since we're using buildImageString directly
     environmentType: codebuild.EnvironmentType.MAC_ARM,
     buildImageOS: BuildImageOS.MAC,
-    buildImageString: codebuild.MacBuildImage.BASE_14,
+    buildImageString: codebuild.MacBuildImage.BASE_15,
     fleetProps: {
       computeType: codebuild.FleetComputeType.MEDIUM,
       baseCapacity: getMacBaseCapacityForAccount(accountId)