diff --git a/examples/with-iron-session/components/Header.js b/examples/with-iron-session/components/Header.js
index fdfa5adc2f..e02699b7ea 100644
--- a/examples/with-iron-session/components/Header.js
+++ b/examples/with-iron-session/components/Header.js
@@ -43,7 +43,10 @@ const Header = () => {
                   href="/api/logout"
                   onClick={async (e) => {
                     e.preventDefault()
-                    await mutateUser(fetchJson('/api/logout'))
+                    mutateUser(
+                      await fetchJson('/api/logout', { method: 'POST' }),
+                      false
+                    )
                     router.push('/login')
                   }}
                 >