diff --git a/src/Agent.Worker/JobExtension.cs b/src/Agent.Worker/JobExtension.cs
index 25fd18f996..ad3eb3320a 100644
--- a/src/Agent.Worker/JobExtension.cs
+++ b/src/Agent.Worker/JobExtension.cs
@@ -583,6 +583,9 @@ private string GenerateAZCLIDowngradeScript()
 
             File.WriteAllText(downgradeScript, template);
 
+            var unixUtil = HostContext.CreateService<IUnixUtil>();
+            unixUtil.ChmodAsync("755", downgradeScript).GetAwaiter().GetResult();
+
             return downgradeScript;
         }