diff --git a/hardware/esp8266com/esp8266/libraries/ESP8266httpUpdate/src/ESP8266httpUpdate.cpp b/hardware/esp8266com/esp8266/libraries/ESP8266httpUpdate/src/ESP8266httpUpdate.cpp
index ef48087e1..a21e44f89 100644
--- a/hardware/esp8266com/esp8266/libraries/ESP8266httpUpdate/src/ESP8266httpUpdate.cpp
+++ b/hardware/esp8266com/esp8266/libraries/ESP8266httpUpdate/src/ESP8266httpUpdate.cpp
@@ -33,7 +33,7 @@ ESP8266HTTPUpdate::~ESP8266HTTPUpdate(void) {
 
 }
 
-t_httpUpdate_return ESP8266HTTPUpdate::update(const char *host, uint16_t port, const char * url, const char *current_version) {
+t_httpUpdate_return ESP8266HTTPUpdate::update(const char * host, uint16_t port, const char * url, const char * current_version) {
 
     t_httpUpdate_return ret = HTTP_UPDATE_FAILD;
     WiFiClient tcp;
diff --git a/hardware/esp8266com/esp8266/libraries/ESP8266httpUpdate/src/ESP8266httpUpdate.h b/hardware/esp8266com/esp8266/libraries/ESP8266httpUpdate/src/ESP8266httpUpdate.h
index cbd11c879..0456997b0 100644
--- a/hardware/esp8266com/esp8266/libraries/ESP8266httpUpdate/src/ESP8266httpUpdate.h
+++ b/hardware/esp8266com/esp8266/libraries/ESP8266httpUpdate/src/ESP8266httpUpdate.h
@@ -46,7 +46,7 @@ class ESP8266HTTPUpdate {
         ESP8266HTTPUpdate(void);
         ~ESP8266HTTPUpdate(void);
 
-        t_httpUpdate_return update(const char *host, uint16_t port, const char * url = "/", const char *current_version = "");
+        t_httpUpdate_return update(const char * host, uint16_t port, const char * url = "/", const char * current_version = "");
         t_httpUpdate_return update(String host, uint16_t port, String url = "/", String current_version = "");
 };