diff --git a/components/esp8266/Makefile.projbuild b/components/esp8266/Makefile.projbuild
index 9fafe867..614453a6 100644
--- a/components/esp8266/Makefile.projbuild
+++ b/components/esp8266/Makefile.projbuild
@@ -86,7 +86,9 @@ ifeq ($(ESPTOOLPY_FLASHFREQ),"80m")
 ESP8266_FREQDIV ?= 15
 endif
 
-ESP8266_BINSCRIPT ?= python $(IDF_PATH)/tools/gen_appbin.py
+PYTHON ?= $(call dequote,$(CONFIG_PYTHON))
+
+ESP8266_BINSCRIPT ?= $(PYTHON) $(IDF_PATH)/tools/gen_appbin.py
 
 ifdef DEBUG_BIN_PARAM
 $(info mode:$(ESP8266_BOOTMODE) flash:$(ESP8266_FLASHMODE) freqdiv:$(ESP8266_FREQDIV), size_map:$(ESP8266_SIZEMAP))
@@ -110,7 +112,6 @@ CONFIG_ESPTOOLPY_COMPRESSED ?= y
 CONFIG_ESPTOOLPY_BEFORE_RESET ?=y
 CONFIG_ESPTOOLPY_AFTER_RESET ?=y
 
-PYTHON ?= $(call dequote,$(CONFIG_PYTHON))
 ESPTOOLPY_SRC := $(IDF_PATH)/components/esptool_py/esptool/esptool.py
 
 CHIP ?= esp8266