diff --git a/setup-e2e-tests.ps1 b/setup-e2e-tests.ps1
index c9cb6035..78f3b910a 100644
--- a/setup-e2e-tests.ps1
+++ b/setup-e2e-tests.ps1
@@ -83,9 +83,12 @@ else
         exit 1
     }
 
-    $coreToolsURL = $asset.browser_download_url
+    $coreToolsURL = $asset.browser_download_url;
   }
 
+  # Add query string to avoid caching issues
+  $coreToolsURL = $coreToolsURL + "?raw=true"
+
   Write-Host ""
   Write-Host "---Downloading the Core Tools for Functions V$FunctionsRuntimeVersion---"
   Write-Host "Core Tools download URL: $coreToolsURL"