diff --git a/examples/protocols/pppos_client/sdkconfig.defaults b/examples/protocols/pppos_client/sdkconfig.defaults
index 80613985f7..19f2ce6cd1 100644
--- a/examples/protocols/pppos_client/sdkconfig.defaults
+++ b/examples/protocols/pppos_client/sdkconfig.defaults
@@ -3,3 +3,5 @@ CONFIG_LWIP_PPP_SUPPORT=y
 CONFIG_LWIP_PPP_NOTIFY_PHASE_SUPPORT=y
 CONFIG_LWIP_PPP_PAP_SUPPORT=y
 CONFIG_LWIP_TCPIP_TASK_STACK_SIZE=4096
+# Do not enable IPV6 in dte<->dce link local
+CONFIG_LWIP_PPP_ENABLE_IPV6=n