diff --git a/images/windows/scripts/build/Install-AzureCosmosDbEmulator.ps1 b/images/windows/scripts/build/Install-AzureCosmosDbEmulator.ps1
index 5a39869b9ff..c4b35e23d64 100644
--- a/images/windows/scripts/build/Install-AzureCosmosDbEmulator.ps1
+++ b/images/windows/scripts/build/Install-AzureCosmosDbEmulator.ps1
@@ -5,6 +5,6 @@
 
 Install-Binary -Type MSI `
     -Url "https://aka.ms/cosmosdb-emulator" `
-    -ExpectedSignature "C2048FB509F1C37A8C3E9EC6648118458AA01780"
+    -ExpectedSHA256Sum "e2915c766a02d0c0703ae12b28ef992c4f62fe33e65eb482abeeaaaf0ea85237"
 
 Invoke-PesterTests -TestFile "Tools" -TestName "Azure Cosmos DB Emulator"