--- a/config.def.h
+++ b/config.def.h
@@ -166,6 +166,7 @@ static uint forceselmod = ShiftMask;
 
 static Key key[] = {
        /* keysym           mask            string      appkey appcursor crlf */
+       { XK_BackSpace,     XK_ANY_MOD,     "\177",          0,    0,    0},
        { XK_KP_Home,       ShiftMask,      "\033[2J",       0,   -1,    0},
        { XK_KP_Home,       ShiftMask,      "\033[1;2H",     0,   +1,    0},
        { XK_KP_Home,       XK_ANY_MOD,     "\033[H",        0,   -1,    0},
@@ -202,8 +203,7 @@ static Key key[] = {
        { XK_KP_Delete,     ControlMask,    "\033[3;5~",    +1,    0,    0},
        { XK_KP_Delete,     ShiftMask,      "\033[2K",      -1,    0,    0},
        { XK_KP_Delete,     ShiftMask,      "\033[3;2~",    +1,    0,    0},
-       { XK_KP_Delete,     XK_ANY_MOD,     "\033[P",       -1,    0,    0},
-       { XK_KP_Delete,     XK_ANY_MOD,     "\177",         +1,    0,    0},
+       { XK_KP_Delete,     XK_ANY_MOD,     "\033[3~",       0,    0,    0},
        { XK_KP_Multiply,   XK_ANY_MOD,     "\033Oj",       +2,    0,    0},
        { XK_KP_Add,        XK_ANY_MOD,     "\033Ok",       +2,    0,    0},
        { XK_KP_Enter,      XK_ANY_MOD,     "\033OM",       +2,    0,    0},
@@ -257,8 +257,7 @@ static Key key[] = {
        { XK_Delete,        ControlMask,    "\033[3;5~",    +1,    0,    0},
        { XK_Delete,        ShiftMask,      "\033[2K",      -1,    0,    0},
        { XK_Delete,        ShiftMask,      "\033[3;2~",    +1,    0,    0},
-       { XK_Delete,        XK_ANY_MOD,     "\033[P",       -1,    0,    0},
-       { XK_Delete,        XK_ANY_MOD,     "\177",         +1,    0,    0},
+       { XK_Delete,        XK_ANY_MOD,     "\033[3~",       0,    0,    0},
        { XK_Home,          ShiftMask,      "\033[2J",       0,   -1,    0},
        { XK_Home,          ShiftMask,      "\033[1;2H",     0,   +1,    0},
        { XK_Home,          XK_ANY_MOD,     "\033[H",        0,   -1,    0},
diff --git a/st.info b/st.info
index 3b754db..f760a6a 100644
--- a/st.info
+++ b/st.info
@@ -53,7 +53,7 @@ st| simpleterm,
        ka3=\E[5~,
        kc1=\E[4~,
        kc3=\E[6~,
-       kbs=\010,
+       kbs=\0177,
        kcbt=\E[Z,
        kb2=\EOu,
        kcub1=\EOD,
@@ -73,7 +73,7 @@ st| simpleterm,
        kri=\E[1;2A,
        kclr=\E[3;5~,
        kdl1=\E[3;2~,
-       kdch1=\0177,
+       kdch1=\E[3~,
        kich1=\E[2~,
        kend=\E[4~,
        kf1=\EOP,