diff --git a/dmidecode.c b/dmidecode.c
index cff7d3f..e4cd6d8 100644
--- a/dmidecode.c
+++ b/dmidecode.c
@@ -5082,6 +5082,10 @@ static void dmi_table_string(const struct dmi_header *h, const u8 *data, u16 ver
 	key = (opt.string->type << 8) | offset;
 	switch (key)
 	{
+		case 0x015: /* -s bios-revision */
+			if (data[key - 1] != 0xFF && data[key] != 0xFF)
+				printf("%u.%u\n", data[key - 1], data[key]);
+			break;
 		case 0x108:
 			dmi_system_uuid(data + offset, ver);
 			printf("\n");
diff --git a/dmiopt.c b/dmiopt.c
index 2f285f3..9ceb35a 100644
--- a/dmiopt.c
+++ b/dmiopt.c
@@ -151,6 +151,7 @@ static const struct string_keyword opt_string_keyword[] = {
 	{ "bios-vendor", 0, 0x04 },
 	{ "bios-version", 0, 0x05 },
 	{ "bios-release-date", 0, 0x08 },
+	{ "bios-revision", 0, 0x15 },		/* 0x14 and 0x15 */
 	{ "system-manufacturer", 1, 0x04 },
 	{ "system-product-name", 1, 0x05 },
 	{ "system-version", 1, 0x06 },
diff --git a/man/dmidecode.8 b/man/dmidecode.8
index 1f6529d..c3f8713 100644
--- a/man/dmidecode.8
+++ b/man/dmidecode.8
@@ -74,6 +74,7 @@ displayed. Meta-data and handle references are hidden.
 Only display the value of the \s-1DMI\s0 string identified by \fBKEYWORD\fR.
 \fBKEYWORD\fR must be a keyword from the following list: \fBbios-vendor\fR,
 \fBbios-version\fR, \fBbios-release-date\fR,
+\fBbios-revision\fR,
 \fBsystem-manufacturer\fR, \fBsystem-product-name\fR,
 \fBsystem-version\fR, \fBsystem-serial-number\fR,
 \fBsystem-uuid\fR, \fBsystem-family\fR,