diff --git a/esp-link/config.h b/esp-link/config.h
index 2b1f93e..2f5aede 100644
--- a/esp-link/config.h
+++ b/esp-link/config.h
@@ -41,7 +41,7 @@ typedef struct {
   int8_t   data_bits;
   int8_t   parity;
   int8_t   stop_bits;
-  uint8_t  telnet_port1,               // Telnet port settings
+  uint16_t  telnet_port1,               // Telnet port settings
            telnet_port2;
 } FlashConfig;
 extern FlashConfig flashConfig;