diff --git a/src/bin/termpty.c b/src/bin/termpty.c
index 09bc0638..bf6521c5 100644
--- a/src/bin/termpty.c
+++ b/src/bin/termpty.c
@@ -178,7 +178,8 @@ _text_scroll_rev_test(Termpty *ty)
  */
 static const int vt100_to_unicode[62] =
 {
-// A=      B=      C=      D=      E=      F=      G=
+// ?       ?       ?       ?       ?       ?       ?
+// A=UPARR B=DNARR C=RTARR D=LFARR E=FLBLK F=3/4BL G=SNOMN
    0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603,
 // H=      I=      J=      K=      L=      M=      N=
    0,      0,      0,      0,      0,      0,      0,
@@ -186,15 +187,20 @@ static const int vt100_to_unicode[62] =
    0,      0,      0,      0,      0,      0,      0,
 // V=      W=      X=      Y=      Z=      [=      \=
    0,      0,      0,      0,      0,      0,      0,
-// ]=      ^=      _=      `=      a=      b=      c=
+// ?       ?       v->0    v->1    v->2    v->3    v->4
+// ]=      ^=      _=SPC   `=DIAMN a=HSMED b=HT    c=FF
    0,      0,      0x0020, 0x25c6, 0x2592, 0x2409, 0x240c,
-// d=      e=      f=      g=      h=      i=      j=
+// v->5    v->6    v->7    v->8    v->9    v->a    v->b   
+// d=CR    e=LF    f=DEGRE g=PLSMN h=NL    i=VT    j=SL-BR
    0x240d, 0x240a, 0x00b0, 0x00b1, 0x2424, 0x240b, 0x2518,
-// k=      l=      m=      n=      o=      p=      q=
+// v->c    v->d    v->e    v->f    v->10   v->11   v->12   
+// k=SL-TR l=SL-TL m=SL-BL n=SL-+  o=SL-T1 p=SL-T2 q=SL-HZ
    0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, 0x23bb, 0x2500,
-// r=      s=      t=      u=      v=      w=      x=
+// v->13   v->14   v->15   v->16   v->17   v->18   v->19   
+// r=SL-T4 s=SL-T5 t=SL-VR u=SL-VL v=SL-HU w=Sl-HD x=SL-VT
    0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, 0x2502,
-// y=      z=      {=      |=      }=      ~=
+// v->1a   v->1b   b->1c   v->1d   v->1e   v->1f
+// y=LT-EQ z=GT-EQ {=PI    |=NOTEQ }=POUND ~=DOT
    0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7
 };