diff --git a/components/lwip/port/esp32/include/netdb.h b/components/lwip/port/esp32/include/netdb.h
index 363154f688..7f5d67a465 100644
--- a/components/lwip/port/esp32/include/netdb.h
+++ b/components/lwip/port/esp32/include/netdb.h
@@ -32,9 +32,17 @@
 
 #include "lwip/netdb.h"
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+  
 #ifdef ESP_PLATFORM
 int getnameinfo(const struct sockaddr *addr, socklen_t addrlen,
                 char *host, socklen_t hostlen,
                 char *serv, socklen_t servlen, int flags);
 
 #endif
+
+#ifdef __cplusplus
+}
+#endif