diff --git a/llvm/test/tools/llvm-objdump/ELF/AArch64/elf-aarch64-mapping-symbols.test b/llvm/test/tools/llvm-objdump/ELF/AArch64/elf-aarch64-mapping-symbols.test
--- a/llvm/test/tools/llvm-objdump/ELF/AArch64/elf-aarch64-mapping-symbols.test
+++ b/llvm/test/tools/llvm-objdump/ELF/AArch64/elf-aarch64-mapping-symbols.test
@@ -27,4 +27,4 @@
 # CHECK:        0:       90000001        adrp    x1, 0x0
 # CHECK: <mystr>:
 # CHECK:        4:       62 6c 61 68     .word
-# CHECK:        8:       00              .byte   0x01
+# CHECK:        8:       00              .byte   0x00
diff --git a/llvm/tools/llvm-objdump/llvm-objdump.cpp b/llvm/tools/llvm-objdump/llvm-objdump.cpp
--- a/llvm/tools/llvm-objdump/llvm-objdump.cpp
+++ b/llvm/tools/llvm-objdump/llvm-objdump.cpp
@@ -1016,7 +1016,7 @@
   }
   dumpBytes(Bytes.slice(Index, 1), OS);
   AlignToInstStartColumn(Start, STI, OS);
-  OS << "\t.byte\t" << format_hex(Bytes[0], 4);
+  OS << "\t.byte\t" << format_hex(Bytes[Index], 4);
   return 1;
 }