diff --git a/global.json b/global.json
index 21e27cedeb..ea2669b294 100644
--- a/global.json
+++ b/global.json
@@ -1,5 +1,5 @@
 {
   "sdk": {
-    "version": "2.1.500"
+    "version": "2.1.403"
   }
 }
\ No newline at end of file
diff --git a/src/Microsoft.Health.Fhir.CosmosDb/Resources.Designer.cs b/src/Microsoft.Health.Fhir.CosmosDb/Resources.Designer.cs
index 4286a32932..af5c90528b 100644
--- a/src/Microsoft.Health.Fhir.CosmosDb/Resources.Designer.cs
+++ b/src/Microsoft.Health.Fhir.CosmosDb/Resources.Designer.cs
@@ -9,7 +9,6 @@
 //------------------------------------------------------------------------------
 
 namespace Microsoft.Health.Fhir.CosmosDb {
-    using System;
     
     
     /// <summary>