diff --git a/web.config.sample b/web.config.sample
index af77d74cf4..7e41e449c4 100644
--- a/web.config.sample
+++ b/web.config.sample
@@ -8,7 +8,7 @@
                 <remove name="Add SameSite"/>
                 <rule name="Add SameSite" preCondition="No SameSite">
                     <match serverVariable="RESPONSE_Set_Cookie" pattern=".*" negate="false" />
-                    <action type="Rewrite" value="{R:0}; SameSite=none" />
+                    <action type="Rewrite" value="{R:0}; SameSite=none; Secure" />
                     <conditions>
                     </conditions>
                 </rule>
@@ -16,7 +16,7 @@
                     <remove name="No SameSite"/>
                     <preCondition name="No SameSite">
                         <add input="{RESPONSE_Set_Cookie}" pattern="." />
-                        <add input="{RESPONSE_Set_Cookie}" pattern="; SameSite=none" negate="true" />
+                        <add input="{RESPONSE_Set_Cookie}" pattern="; SameSite=none; Secure" negate="true" />
                     </preCondition>
                 </preConditions>
             </outboundRules>