diff --git a/iguana/segwit_addr.c b/iguana/segwit_addr.c
index 2c01ac85a..8702af1a9 100644
--- a/iguana/segwit_addr.c
+++ b/iguana/segwit_addr.c
@@ -50,7 +50,7 @@ uint64_t PolyMod_step(uint64_t c,uint8_t d)
 
 static const char* charset = "qpzry9x8gf2tvdw0s3jn54khce6mua7l";
 
-static const int8_t charset_rev[128] = {
+/*static const int8_t charset_rev[128] = {
     -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
     -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
     -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
@@ -59,7 +59,15 @@ static const int8_t charset_rev[128] = {
      1,  0,  3, 16, 11, 28, 12, 14,  6,  4,  2, -1, -1, -1, -1, -1,
     -1, 29, -1, 24, 13, 25,  9,  8, 23, -1, 18, 22, 31, 27, 19, -1,
      1,  0,  3, 16, 11, 28, 12, 14,  6,  4,  2, -1, -1, -1, -1, -1
-};
+};*/
+const int8_t charset_rev[128] = {
+    -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+    -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+    -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 15, -1, 10, 17, 21, 20, 26, 30, 7,
+    5,  -1, -1, -1, -1, -1, -1, -1, 29, -1, 24, 13, 25, 9,  8,  23, -1, 18, 22,
+    31, 27, 19, -1, 1,  0,  3,  16, 11, 28, 12, 14, 6,  4,  2,  -1, -1, -1, -1,
+    -1, -1, 29, -1, 24, 13, 25, 9,  8,  23, -1, 18, 22, 31, 27, 19, -1, 1,  0,
+    3,  16, 11, 28, 12, 14, 6,  4,  2,  -1, -1, -1, -1, -1};
 
 int bech32_encode(char *output, const char *hrp, const uint8_t *data, size_t data_len) {
     uint64_t chk = 1; size_t i = 0; int32_t c,chklen = 8; //6;