diff --git a/esphome/components/esp8266/const.py b/esphome/components/esp8266/const.py
index 57eb54f0f80..229ac61f245 100644
--- a/esphome/components/esp8266/const.py
+++ b/esphome/components/esp8266/const.py
@@ -6,7 +6,6 @@ KEY_BOARD = "board"
 KEY_PIN_INITIAL_STATES = "pin_initial_states"
 CONF_RESTORE_FROM_FLASH = "restore_from_flash"
 CONF_EARLY_PIN_INIT = "early_pin_init"
-CONF_ENABLE_FULL_PRINTF = "enable_full_printf"
 CONF_ENABLE_SERIAL = "enable_serial"
 CONF_ENABLE_SERIAL1 = "enable_serial1"
 KEY_FLASH_SIZE = "flash_size"