diff --git a/DSCResources/MSFT_xSQLServerRSConfig/MSFT_xSQLServerRSConfig.schema.mof b/DSCResources/MSFT_xSQLServerRSConfig/MSFT_xSQLServerRSConfig.schema.mof
index 4383dffe3c..7796e92464 100644
--- a/DSCResources/MSFT_xSQLServerRSConfig/MSFT_xSQLServerRSConfig.schema.mof
+++ b/DSCResources/MSFT_xSQLServerRSConfig/MSFT_xSQLServerRSConfig.schema.mof
@@ -4,6 +4,6 @@ class MSFT_xSQLServerRSConfig : OMI_BaseResource
     [Key, Description("Name of the SQL Server Reporting Services instance to be configured.")] String InstanceName;
     [Required, Description("Name of the SQL Server to host the Reporting Service database.")] String RSSQLServer;
     [Required, Description("Name of the SQL Server instance to host the Reporting Service database.")] String RSSQLInstanceName;
-    [EmbeddedInstance("MSFT_Credential"), Description("Credential to be used to perform the configuration. Optional.")] String SQLAdminCredential;
+    [Write, EmbeddedInstance("MSFT_Credential"), Description("Credential to be used to perform the configuration. Optional.")] String SQLAdminCredential;
     [Read, Description("Is the Reporting Services instance initialized.")] Boolean IsInitialized;
 };