diff --git a/include/interface.h b/include/interface.h
index 053a6ee51..d8998846c 100644
--- a/include/interface.h
+++ b/include/interface.h
@@ -1020,18 +1020,10 @@ typedef struct hccapx hccapx_t;
 
 typedef enum display_len
 {
-  DISPLAY_LEN_MIN_20    = 32 + 1 + 0,
-  DISPLAY_LEN_MAX_20    = 32 + 1 + SALT_MAX,
-  DISPLAY_LEN_MIN_20H   = 32 + 1 + 0,
-  DISPLAY_LEN_MAX_20H   = 32 + 1 + (SALT_MAX * 2),
   DISPLAY_LEN_MIN_50    = 32 + 1 + 0,
   DISPLAY_LEN_MAX_50    = 32 + 1 + SALT_MAX,
   DISPLAY_LEN_MIN_50H   = 32 + 1 + 0,
   DISPLAY_LEN_MAX_50H   = 32 + 1 + (SALT_MAX * 2),
-  DISPLAY_LEN_MIN_120   = 40 + 1 + 0,
-  DISPLAY_LEN_MAX_120   = 40 + 1 + SALT_MAX,
-  DISPLAY_LEN_MIN_120H  = 40 + 1 + 0,
-  DISPLAY_LEN_MAX_120H  = 40 + 1 + (SALT_MAX * 2),
   DISPLAY_LEN_MIN_150   = 40 + 1 + 0,
   DISPLAY_LEN_MAX_150   = 40 + 1 + SALT_MAX,
   DISPLAY_LEN_MIN_150H  = 40 + 1 + 0,
@@ -1054,10 +1046,6 @@ typedef enum display_len
   DISPLAY_LEN_MAX_1410  = 64 + 1 + SALT_MAX,
   DISPLAY_LEN_MIN_1410H = 64 + 1 + 0,
   DISPLAY_LEN_MAX_1410H = 64 + 1 + (SALT_MAX * 2),
-  DISPLAY_LEN_MIN_1420  = 64 + 1 + 0,
-  DISPLAY_LEN_MAX_1420  = 64 + 1 + SALT_MAX,
-  DISPLAY_LEN_MIN_1420H = 64 + 1 + 0,
-  DISPLAY_LEN_MAX_1420H = 64 + 1 + (SALT_MAX * 2),
   DISPLAY_LEN_MIN_1421  = 70,
   DISPLAY_LEN_MAX_1421  = 70,
   DISPLAY_LEN_MIN_1450  = 64 + 1 + 0,
@@ -1070,10 +1058,6 @@ typedef enum display_len
   DISPLAY_LEN_MAX_1710  = 128 + 1 + SALT_MAX,
   DISPLAY_LEN_MIN_1710H = 128 + 1 + 0,
   DISPLAY_LEN_MAX_1710H = 128 + 1 + (SALT_MAX * 2),
-  DISPLAY_LEN_MIN_1720  = 128 + 1 + 0,
-  DISPLAY_LEN_MAX_1720  = 128 + 1 + SALT_MAX,
-  DISPLAY_LEN_MIN_1720H = 128 + 1 + 0,
-  DISPLAY_LEN_MAX_1720H = 128 + 1 + (SALT_MAX * 2),
   DISPLAY_LEN_MIN_1730  = 128 + 1 + 0,
   DISPLAY_LEN_MAX_1730  = 128 + 1 + SALT_MAX,
   DISPLAY_LEN_MIN_1740  = 128 + 1 + 0,
@@ -1339,8 +1323,6 @@ typedef enum display_len
   DISPLAY_LEN_MAX_1731  = 128 + 6 + 16,
   DISPLAY_LEN_MIN_2612  = 6 +        0 + 1 + 32,
   DISPLAY_LEN_MAX_2612  = 6 + SALT_MAX + 1 + 32,
-  DISPLAY_LEN_MIN_2811  = 32 + 1 + 0,
-  DISPLAY_LEN_MAX_2811  = 32 + 1 + SALT_MAX,
   DISPLAY_LEN_MIN_3711  = 3 +  0 + 1 + 32,
   DISPLAY_LEN_MAX_3711  = 3 + 31 + 1 + 32,
   DISPLAY_LEN_MIN_4521  = 40 + 1 + 32,