diff --git a/library.properties b/library.properties
index bd690c2f..132cd600 100644
--- a/library.properties
+++ b/library.properties
@@ -6,5 +6,5 @@ sentence=Arduino Library for network connection management (WiFi, GSM, NB, [Ethe
 paragraph=Originally part of ArduinoIoTCloud
 category=Communication
 url=https://github.com/arduino-libraries/Arduino_ConnectionHandler
-architectures=samd,esp32,esp8266,mbed,megaavr,mbed_nano,mbed_portenta,mbed_nicla,mbed_opta,mbed_giga
+architectures=samd,esp32,esp8266,mbed,megaavr,mbed_nano,mbed_portenta,mbed_nicla,mbed_opta,mbed_giga,renesas_portenta
 depends=Arduino_DebugUtils, WiFi101, WiFiNINA, MKRGSM, MKRNB, MKRWAN
diff --git a/src/Arduino_ConnectionHandler.h b/src/Arduino_ConnectionHandler.h
index 2c2567e1..e0dced4c 100644
--- a/src/Arduino_ConnectionHandler.h
+++ b/src/Arduino_ConnectionHandler.h
@@ -57,6 +57,20 @@
   #define NETWORK_CONNECTED WL_CONNECTED
 #endif
 
+#if defined(ARDUINO_PORTENTA_C33)
+  #include <WiFiC3.h>
+  #include <WiFiUdp.h>
+  #include <EthernetC33.h>
+  #include <EthernetUdp.h>
+
+  #define BOARD_HAS_WIFI
+  #define BOARD_HAS_ETHERNET
+  #define BOARD_HAS_PORTENTA_VISION_SHIELD_ETHERNET
+  #define NETWORK_HARDWARE_ERROR WL_NO_SHIELD
+  #define NETWORK_IDLE_STATUS WL_IDLE_STATUS
+  #define NETWORK_CONNECTED WL_CONNECTED
+#endif
+
 #if defined(ARDUINO_NICLA_VISION)
   #include <WiFi.h>
   #include <WiFiUdp.h>