diff --git a/oepl-definitions.h b/oepl-definitions.h
index 0bf755fc..f36e6674 100755
--- a/oepl-definitions.h
+++ b/oepl-definitions.h
@@ -105,6 +105,7 @@
 #define WAKEUP_REASON_BUTTON1 4
 #define WAKEUP_REASON_BUTTON2 5
 #define WAKEUP_REASON_RF 0x0F
+#define WAKEUP_REASON_FAILED_OTA_FW 0xE0
 #define WAKEUP_REASON_FIRSTBOOT 0xFC
 #define WAKEUP_REASON_NETWORK_SCAN 0xFD
 #define WAKEUP_REASON_WDT_RESET 0xFE