diff --git a/transforms/csdl/preprocess_csdl.xsl b/transforms/csdl/preprocess_csdl.xsl
index 60e4f727..8822cbd3 100644
--- a/transforms/csdl/preprocess_csdl.xsl
+++ b/transforms/csdl/preprocess_csdl.xsl
@@ -1557,6 +1557,19 @@
                     </xsl:element>
                 </xsl:when>
             </xsl:choose>
+
+             
+            <!-- Remove Deletability for entitlementManagement/accessPackageAssignments navigation property-->
+            <xsl:choose>
+                <xsl:when test="not(edm:Annotations[@Target='microsoft.graph.entitlementManagement/accessPackageAssignments'])">
+                    <xsl:element name="Annotations">
+                        <xsl:attribute name="Target">microsoft.graph.entitlementManagement/accessPackageAssignments</xsl:attribute>
+                        <xsl:call-template name="DeleteRestrictionsTemplate">
+                            <xsl:with-param name="deletable">false</xsl:with-param>
+                        </xsl:call-template>
+                    </xsl:element>
+                </xsl:when>
+            </xsl:choose> 
             
             <!-- Add Insertability and Updatability for educationSchool/administrativeUnit non-containment navigation property -->
             <xsl:choose>