diff --git a/boards/esp32-solo1.json b/boards/esp32-solo1.json
index 377f48b72..1202c7a8b 100644
--- a/boards/esp32-solo1.json
+++ b/boards/esp32-solo1.json
@@ -43,7 +43,9 @@
   },
   "espidf": {
     "custom_sdkconfig": [
-      "CONFIG_FREERTOS_UNICORE=y" 
+      "CONFIG_FREERTOS_UNICORE=y",
+      "# CONFIG_BOOTLOADER_SPI_CUSTOM_WP_PIN is not set",
+      "CONFIG_BOOTLOADER_SPI_WP_PIN=7"
     ]
   },
   "url": "https://www.espressif.com/sites/default/files/documentation/esp32-solo-1_datasheet_en.pdf",