diff --git a/contrib/elftoolchain/libelftc/elftc_bfd_find_target.3 b/contrib/elftoolchain/libelftc/elftc_bfd_find_target.3
index 2e4dbaac8362..15e02d2d58cd 100644
--- a/contrib/elftoolchain/libelftc/elftc_bfd_find_target.3
+++ b/contrib/elftoolchain/libelftc/elftc_bfd_find_target.3
@@ -82,6 +82,7 @@ Known descriptor names and their properties include:
 .It Li elf32-shbig-linux Ta ELF Ta MSB Ta 32
 .It Li elf32-shl-linux Ta ELF Ta LSB Ta 32
 .It Li elf32-sparc Ta ELF Ta MSB Ta 32
+.It Li elf32-tradbigmips Ta ELF Ta MSB Ta 32
 .It Li elf64-alpha Ta ELF Ta LSB Ta 64
 .It Li elf64-alpha-freebsd Ta ELF Ta LSB Ta 64
 .It Li elf64-big Ta ELF Ta MSB Ta 64
@@ -101,6 +102,7 @@ Known descriptor names and their properties include:
 .It Li elf64-sh64-linux Ta ELF Ta LSB Ta 64
 .It Li elf64-sparc Ta ELF Ta MSB Ta 64
 .It Li elf64-sparc-freebsd Ta ELF Ta MSB Ta 64
+.It Li elf64-tradbigmips Ta ELF Ta MSB Ta 64
 .It Li elf64-x86-64 Ta ELF Ta LSB Ta 64
 .It Li elf64-x86-64-freebsd Ta ELF Ta LSB Ta 64
 .It Li ihex Ta IHEX Ta - Ta -
diff --git a/contrib/elftoolchain/libelftc/libelftc_bfdtarget.c b/contrib/elftoolchain/libelftc/libelftc_bfdtarget.c
index d87d4d8b445d..b7e0d625bdf5 100644
--- a/contrib/elftoolchain/libelftc/libelftc_bfdtarget.c
+++ b/contrib/elftoolchain/libelftc/libelftc_bfdtarget.c
@@ -194,6 +194,14 @@ struct _Elftc_Bfd_Target _libelftc_targets[] = {
 		.bt_machine   = EM_SPARC,
 	},
 
+	{
+		.bt_name      = "elf32-tradbigmips",
+		.bt_type      = ETF_ELF,
+		.bt_byteorder = ELFDATA2MSB,
+		.bt_elfclass  = ELFCLASS32,
+		.bt_machine   = EM_MIPS,
+	},
+
 	{
 		.bt_name      = "elf64-alpha",
 		.bt_type      = ETF_ELF,
@@ -350,6 +358,14 @@ struct _Elftc_Bfd_Target _libelftc_targets[] = {
 		.bt_osabi     = ELFOSABI_FREEBSD
 	},
 
+	{
+		.bt_name      = "elf64-tradbigmips",
+		.bt_type      = ETF_ELF,
+		.bt_byteorder = ELFDATA2MSB,
+		.bt_elfclass  = ELFCLASS64,
+		.bt_machine   = EM_MIPS,
+	},
+
 	{
 		.bt_name      = "elf64-x86-64",
 		.bt_type      = ETF_ELF,