diff --git a/transforms/csdl/preprocess_csdl.xsl b/transforms/csdl/preprocess_csdl.xsl
index cbf073ddd..8455789ad 100644
--- a/transforms/csdl/preprocess_csdl.xsl
+++ b/transforms/csdl/preprocess_csdl.xsl
@@ -663,6 +663,7 @@
     <!-- Remove action parameter -->
     <!-- This should be a temp fix, tracking: https://github.com/microsoft/OpenAPI.NET.OData/issues/582 -->
     <xsl:template match="edm:Schema[@Namespace='microsoft.graph']/edm:Action[@Name='restore']/edm:Parameter[@Name='autoReconcileProxyConflict']"/>
+    <xsl:template match="edm:Schema[@Namespace='microsoft.graph']/edm:Action[@Name='restore']/edm:Parameter[@Name='newUserPrincipalName']"/>
 
     <!-- Remove action parameter -->
     <!-- This should be a temp fix, tracking: https://github.com/microsoft/OpenAPI.NET.OData/issues/582 -->
diff --git a/transforms/csdl/preprocess_csdl_test_input.xml b/transforms/csdl/preprocess_csdl_test_input.xml
index f0f4b2748..759c3cb42 100644
--- a/transforms/csdl/preprocess_csdl_test_input.xml
+++ b/transforms/csdl/preprocess_csdl_test_input.xml
@@ -502,6 +502,9 @@
                 <Parameter Name="autoReconcileProxyConflict" Type="Edm.Boolean">
                     <Annotation Term="Org.OData.Core.V1.OptionalParameter" />
                 </Parameter>
+                <Parameter Name="newUserPrincipalName" Type="Edm.String" Unicode="false">
+                    <Annotation Term="Org.OData.Core.V1.OptionalParameter" />
+                </Parameter>
                 <ReturnType Type="graph.directoryObject" />
             </Action>
             <Action Name="add" IsBound="true">