diff --git a/.github/ci/build-esp3d.sh b/.github/ci/build-esp3d.sh
index 44c695d0..fe56f409 100644
--- a/.github/ci/build-esp3d.sh
+++ b/.github/ci/build-esp3d.sh
@@ -37,5 +37,8 @@ if [[ "$ide" == "arduino" ]];
     arduino-builder -hardware "$ARDUINO_IDE_PATH/hardware" -tools "$ARDUINO_IDE_PATH/tools-builder" -tools "$ARDUINO_IDE_PATH/tools" -libraries "$ARDUINO_IDE_PATH/libraries" -fqbn=$fqbn -compile -logger=human -core-api-version=10810 ./esp3d/esp3d.ino 
 else
     platformio run -e esp32dev
+    platformio run -e esp32-s2
+    platformio run -e esp32-s3
+    platformio run -e esp32-c3
     platformio run -e esp8266dev
 fi
diff --git a/esp3d/src/modules/serial/serial_service.cpp b/esp3d/src/modules/serial/serial_service.cpp
index eef6c51b..9c234898 100644
--- a/esp3d/src/modules/serial/serial_service.cpp
+++ b/esp3d/src/modules/serial/serial_service.cpp
@@ -36,7 +36,7 @@ HardwareSerial *Serials[MAX_SERIAL] = {&Serial, &Serial1};
 
 #if defined(ARDUINO_ARCH_ESP32)
 
-#if defined(CONFIG_IDF_TARGET_ESP32C3)
+#if defined(CONFIG_IDF_TARGET_ESP32C3) || defined(CONFIG_IDF_TARGET_ESP32S2)
 #define MAX_SERIAL 2
 HardwareSerial *Serials[MAX_SERIAL] = {&Serial, &Serial1};
 #else