diff --git a/boards/feather-esp8266/definition.json b/boards/feather-esp8266/definition.json
index 339d4d56..c422c154 100644
--- a/boards/feather-esp8266/definition.json
+++ b/boards/feather-esp8266/definition.json
@@ -11,8 +11,12 @@
     "esptool": {
         "offset": "0x200000",
         "chip": "esp8266",
+        "baudRate": 115200,
         "fileSystemSize": 2072576,
         "blockSize": 8192,
+        "flashMode" : "dio",
+        "flashFreq" : "40m",
+        "flashSize" : "4MB",
         "structure": {
             "0x0": "wippersnapper.feather_esp8266.littlefs.VERSION.bin"
           }