diff --git a/source3/modules/vfs_cap.c b/source3/modules/vfs_cap.c
index 8d5eb6fc91e..2d4ea76bb78 100644
--- a/source3/modules/vfs_cap.c
+++ b/source3/modules/vfs_cap.c
@@ -901,30 +901,8 @@ NTSTATUS vfs_cap_init(TALLOC_CTX *ctx)
 
 /* For CAP functions */
 #define hex_tag ':'
-#define hex2bin(c)		hex2bin_table[(unsigned char)(c)]
 #define is_hex(s)		((s)[0] == hex_tag)
 
-static unsigned char hex2bin_table[256] = {
-0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x00 */
-0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x10 */
-0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x20 */
-0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 0, 0, 0, 0, 0, /* 0x30 */
-0000, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0000, /* 0x40 */
-0000, 0000, 0000, 0000, 0000, 0000, 0000, 0000,
-0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x50 */
-0000, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0000, /* 0x60 */
-0000, 0000, 0000, 0000, 0000, 0000, 0000, 0000,
-0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x70 */
-0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x80 */
-0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x90 */
-0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0xa0 */
-0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0xb0 */
-0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0xc0 */
-0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0xd0 */
-0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0xe0 */
-0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0  /* 0xf0 */
-};
-
 /*******************************************************************
   original code -> ":xx"  - CAP format
 ********************************************************************/
@@ -993,7 +971,7 @@ static char *capdecode(TALLOC_CTX *ctx, const char *from)
 
 	for (out = to; *from;) {
 		if (is_hex(from)) {
-			*out++ = (hex2bin(from[1])<<4) | (hex2bin(from[2]));
+			(void)hex_byte(&from[1], (uint8_t *)(out++));
 			from += 3;
 		} else {
 			*out++ = *from++;