diff --git a/lib/std/dwarf_bits.zig b/lib/std/dwarf_bits.zig
index 1d018eed66212f15c887367d7b2c0a0c4eac0786..a40fa8a2777312dd2447b2620124f0abdea1f48c 100644
--- a/lib/std/dwarf_bits.zig
+++ b/lib/std/dwarf_bits.zig
@@ -69,7 +69,7 @@ pub const TAG_lo_user = 0x4080;
 pub const TAG_hi_user = 0xffff;
 
 // SGI/MIPS Extensions.
-pub const DW_TAG_MIPS_loop = 0x4081;
+pub const TAG_MIPS_loop = 0x4081;
 
 // HP extensions.  See: ftp://ftp.hp.com/pub/lang/tools/WDB/wdb-4.0.tar.gz .
 pub const TAG_HP_array_descriptor = 0x4090;
@@ -263,9 +263,9 @@ pub const AT_MIPS_has_inlines = 0x200b;
 
 // HP extensions.
 pub const AT_HP_block_index = 0x2000;
-pub const AT_HP_unmodifiable = 0x2001; // Same as DW_AT_MIPS_fde.
-pub const AT_HP_prologue = 0x2005; // Same as DW_AT_MIPS_loop_unroll.
-pub const AT_HP_epilogue = 0x2008; // Same as DW_AT_MIPS_stride.
+pub const AT_HP_unmodifiable = 0x2001; // Same as AT_MIPS_fde.
+pub const AT_HP_prologue = 0x2005; // Same as AT_MIPS_loop_unroll.
+pub const AT_HP_epilogue = 0x2008; // Same as AT_MIPS_stride.
 pub const AT_HP_actuals_stmt_list = 0x2010;
 pub const AT_HP_proc_per_section = 0x2011;
 pub const AT_HP_raw_data_ptr = 0x2012;