diff --git a/esphome/core/lwip_fast_select.c b/esphome/core/lwip_fast_select.c
index ca693494670..a695fa396bc 100644
--- a/esphome/core/lwip_fast_select.c
+++ b/esphome/core/lwip_fast_select.c
@@ -218,10 +218,12 @@ void esphome_lwip_hook_socket(struct lwip_sock *sock) {
 }
 
 bool esphome_lwip_set_nodelay(struct lwip_sock *sock, bool enable) {
-  if (sock == NULL || sock->conn == NULL || sock->conn->pcb.tcp == NULL)
+  if (sock == NULL || sock->conn == NULL)
     return false;
   if (NETCONNTYPE_GROUP(sock->conn->type) != NETCONN_TCP)
     return false;
+  if (sock->conn->pcb.tcp == NULL)
+    return false;
   if (enable) {
     tcp_nagle_disable(sock->conn->pcb.tcp);
   } else {