diff --git a/src/Filelists.mk b/src/Filelists.mk
index 024150c5..57766ed8 100644
--- a/src/Filelists.mk
+++ b/src/Filelists.mk
@@ -72,7 +72,6 @@ APIFILES=$(LWIPDIR)/api/api_lib.c \
 	$(LWIPDIR)/api/netbuf.c \
 	$(LWIPDIR)/api/netdb.c \
 	$(LWIPDIR)/api/netifapi.c \
-	$(LWIPDIR)/api/pppapi.c \
 	$(LWIPDIR)/api/sockets.c \
 	$(LWIPDIR)/api/tcpip.c
 
@@ -101,6 +100,7 @@ PPPFILES=$(LWIPDIR)/netif/ppp/auth.c \
 	$(LWIPDIR)/netif/ppp/mppe.c \
 	$(LWIPDIR)/netif/ppp/multilink.c \
 	$(LWIPDIR)/netif/ppp/ppp.c \
+	$(LWIPDIR)/netif/ppp/pppapi.c \
 	$(LWIPDIR)/netif/ppp/pppcrypt.c \
 	$(LWIPDIR)/netif/ppp/pppoe.c \
 	$(LWIPDIR)/netif/ppp/pppol2tp.c \
diff --git a/src/include/lwip/pppapi.h b/src/include/netif/ppp/pppapi.h
similarity index 100%
rename from src/include/lwip/pppapi.h
rename to src/include/netif/ppp/pppapi.h
diff --git a/src/api/pppapi.c b/src/netif/ppp/pppapi.c
similarity index 99%
rename from src/api/pppapi.c
rename to src/netif/ppp/pppapi.c
index ad7951bd..b6a666de 100644
--- a/src/api/pppapi.c
+++ b/src/netif/ppp/pppapi.c
@@ -35,7 +35,7 @@
 
 #if LWIP_PPP_API /* don't build if not configured for use in lwipopts.h */
 
-#include "lwip/pppapi.h"
+#include "netif/ppp/pppapi.h"
 #include "lwip/priv/tcpip_priv.h"
 #include "netif/ppp/pppoe.h"
 #include "netif/ppp/pppol2tp.h"