diff --git a/tools/esp8266/defines.h b/tools/esp8266/defines.h
index ce21e996..39f61ff6 100644
--- a/tools/esp8266/defines.h
+++ b/tools/esp8266/defines.h
@@ -13,7 +13,7 @@
 //-------------------------------------
 #define VERSION_MAJOR       0
 #define VERSION_MINOR       5
-#define VERSION_PATCH       11
+#define VERSION_PATCH       12
 
 
 //-------------------------------------