--- a/src/control/edit.c	2018-04-09 15:25:51.000000000 +0800
+++ b/src/control/edit.c	2018-07-16 17:57:09.000000000 +0800
@@ -2103,6 +2103,9 @@
 
         if (dwStyle & ES_READONLY)
             return 0;
+
+	 if (wParam == 127) // BS
+            wParam = '\b';
             
         charBuffer [0] = FIRSTBYTE (wParam);
         charBuffer [1] = SECONDBYTE (wParam);