diff --git a/components/lwip/CMakeLists.txt b/components/lwip/CMakeLists.txt
index 66ebac5410..7d346127ff 100644
--- a/components/lwip/CMakeLists.txt
+++ b/components/lwip/CMakeLists.txt
@@ -15,6 +15,7 @@ set(srcs
     "lwip/src/api/api_lib.c"
     "lwip/src/api/api_msg.c"
     "lwip/src/api/err.c"
+    "lwip/src/api/if_api.c"
     "lwip/src/api/netbuf.c"
     "lwip/src/api/netdb.c"
     "lwip/src/api/netifapi.c"