diff --git a/src/include/netif/ppp/ppp.h b/src/include/netif/ppp/ppp.h
index 99b8aeae..d819a9f3 100644
--- a/src/include/netif/ppp/ppp.h
+++ b/src/include/netif/ppp/ppp.h
@@ -482,6 +482,21 @@ void ppp_set_auth(ppp_pcb *pcb, u8_t authtype, const char *user, const char *pas
 #endif /* LWIP_DNS */
 #endif /* PPP_IPV4_SUPPORT */
 
+#if MPPE_SUPPORT
+/* Disable MPPE (Microsoft Point to Point Encryption). This parameter is exclusive. */
+#define PPP_MPPE_DISABLE           0x00
+/* Require the use of MPPE (Microsoft Point to Point Encryption). */
+#define PPP_MPPE_ENABLE            0x01
+/* Allow MPPE to use stateful mode. Stateless mode is still attempted first. */
+#define PPP_MPPE_ALLOW_STATEFUL    0x02
+/* Refuse the use of MPPE with 40-bit encryption. Conflict with PPP_MPPE_REFUSE_128. */
+#define PPP_MPPE_REFUSE_40         0x04
+/* Refuse the use of MPPE with 128-bit encryption. Conflict with PPP_MPPE_REFUSE_40. */
+#define PPP_MPPE_REFUSE_128        0x08
+/* Set MPPE configuration */
+void ppp_set_mppe(ppp_pcb *pcb, u8_t flags);
+#endif /* MPPE_SUPPORT */
+
 /*
  * Wait for up to intval milliseconds for a valid PPP packet from the peer.
  * At the end of this  time, or when a valid PPP packet is received from the
diff --git a/src/netif/ppp/ppp.c b/src/netif/ppp/ppp.c
index e5630b81..7f7e9c3f 100644
--- a/src/netif/ppp/ppp.c
+++ b/src/netif/ppp/ppp.c
@@ -234,6 +234,21 @@ void ppp_set_auth(ppp_pcb *pcb, u8_t authtype, const char *user, const char *pas
 #endif /* PPP_AUTH_SUPPORT */
 }
 
+#if MPPE_SUPPORT
+/* Set MPPE configuration */
+void ppp_set_mppe(ppp_pcb *pcb, u8_t flags) {
+  if (flags == PPP_MPPE_DISABLE) {
+    pcb->settings.require_mppe = 0;
+    return;
+  }
+
+  pcb->settings.require_mppe = 1;
+  pcb->settings.refuse_mppe_stateful = !(flags & PPP_MPPE_ALLOW_STATEFUL);
+  pcb->settings.refuse_mppe_40 = !!(flags & PPP_MPPE_REFUSE_40);
+  pcb->settings.refuse_mppe_128 = !!(flags & PPP_MPPE_REFUSE_128);
+}
+#endif /* MPPE_SUPPORT */
+
 #if PPP_NOTIFY_PHASE
 void ppp_set_notify_phase_callback(ppp_pcb *pcb, ppp_notify_phase_cb_fn notify_phase_cb) {
   pcb->notify_phase_cb = notify_phase_cb;
@@ -658,10 +673,6 @@ ppp_pcb *ppp_new(struct netif *pppif, const struct link_callbacks *callbacks, vo
 #endif /* PPP_SERVER */
 #endif /* EAP_SUPPORT */
 
-#if MPPE_SUPPORT
-  pcb->settings.refuse_mppe_stateful = 1;
-#endif /* MPPE_SUPPORT */
-
   pcb->settings.lcp_loopbackfail = LCP_DEFLOOPBACKFAIL;
   pcb->settings.lcp_echo_interval = LCP_ECHOINTERVAL;
   pcb->settings.lcp_echo_fails = LCP_MAXECHOFAILS;