diff --git a/cpu/esp32/include/sdkconfig_esp32s2.h b/cpu/esp32/include/sdkconfig_esp32s2.h
index 5ea8f87424..56b6eaed71 100644
--- a/cpu/esp32/include/sdkconfig_esp32s2.h
+++ b/cpu/esp32/include/sdkconfig_esp32s2.h
@@ -106,7 +106,6 @@ extern "C" {
  * ESP32-S2 specific USB configuration
  */
 #ifdef MODULE_ESP_IDF_USB
-#define CONFIG_ESP_PHY_ENABLE_USB               1
 #define CONFIG_USB_OTG_SUPPORTED                1
 #endif
 /**