diff --git a/examples/lwip/config.h b/examples/lwip/config.h
index 9ab36558..3bb8c3a1 120000
--- a/examples/lwip/config.h
+++ b/examples/lwip/config.h
@@ -1 +1 @@
-../../config.h.lwip
\ No newline at end of file
+../../coap_config.h.lwip
\ No newline at end of file