diff --git a/cores/esp8266/core_esp8266_postmortem.c b/cores/esp8266/core_esp8266_postmortem.c
index c34e5918d..be862fef5 100644
--- a/cores/esp8266/core_esp8266_postmortem.c
+++ b/cores/esp8266/core_esp8266_postmortem.c
@@ -1,8 +1,8 @@
-/* 
+/*
  postmortem.c - output of debug info on sketch crash
  Copyright (c) 2015 Ivan Grokhotkov. All rights reserved.
  This file is part of the esp8266 core for Arduino environment.
- 
+
  This library is free software; you can redistribute it and/or
  modify it under the terms of the GNU Lesser General Public
  License as published by the Free Software Foundation; either
@@ -42,9 +42,9 @@ void __wrap_system_restart_local() {
 
     struct rst_info rst_info = {0};
     system_rtc_mem_read(0, &rst_info, sizeof(rst_info));
-    if (rst_info.reason != REASON_SOFT_WDT_RST && 
+    if (rst_info.reason != REASON_SOFT_WDT_RST &&
         rst_info.reason != REASON_EXCEPTION_RST &&
-        rst_info.reason != REASON_WDT_RST) 
+        rst_info.reason != REASON_WDT_RST)
     {
         return;
     }
@@ -52,15 +52,18 @@ void __wrap_system_restart_local() {
     ets_install_putc1(&uart_write_char_d);
 
     if (rst_info.reason == REASON_EXCEPTION_RST) {
-        ets_printf("\nException (%d):\nepc1=0x%08x epc2=0x%08x epc3=0x%08x excvaddr=0x%08x depc=0x%08x\n", 
+        ets_printf("\nException (%d):\nepc1=0x%08x epc2=0x%08x epc3=0x%08x excvaddr=0x%08x depc=0x%08x\n",
             rst_info.exccause, rst_info.epc1, rst_info.epc2, rst_info.epc3, rst_info.excvaddr, rst_info.depc);
     }
+    else if (rst_info.reason == REASON_SOFT_WDT_RST) {
+        ets_printf("\nSoft WDT reset\n");
+    }
 
     uint32_t cont_stack_start = (uint32_t) &(g_cont.stack);
     uint32_t cont_stack_end = (uint32_t) g_cont.stack_end;
     uint32_t stack_end;
 
-    // amount of stack taken by interrupt or exception handler 
+    // amount of stack taken by interrupt or exception handler
     // and everything up to __wrap_system_restart_local
     // (determined empirically, might break)
     uint32_t offset = 0;
@@ -80,13 +83,13 @@ void __wrap_system_restart_local() {
     }
     else {
         ets_printf("\nctx: sys \n");
-        stack_end = 0x3fffffb0;  
-        // it's actually 0x3ffffff0, but the stuff below ets_run 
+        stack_end = 0x3fffffb0;
+        // it's actually 0x3ffffff0, but the stuff below ets_run
         // is likely not really relevant to the crash
     }
-    
+
     ets_printf("sp: %08x end: %08x offset: %04x\n", sp, stack_end, offset);
-    
+
     // print_pcs(sp + offset, stack_end);
     print_stack(sp + offset, stack_end);
     delayMicroseconds(10000);
@@ -102,7 +105,7 @@ static void print_stack(uint32_t start, uint32_t end) {
         // rough indicator: stack frames usually have SP saved as the second word
         bool looksLikeStackFrame = (values[2] == pos + 0x10);
 
-        ets_printf("%08x:  %08x %08x %08x %08x %c\n", 
+        ets_printf("%08x:  %08x %08x %08x %08x %c\n",
             pos, values[0], values[1], values[2], values[3], (looksLikeStackFrame)?'<':' ');
     }
     ets_printf("<<<stack<<<\n");