diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index cd5a9eac92..4b268f58e1 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,9 @@
+2016-12-09  Yao Qi  <yao.qi@linaro.org>
+
+	* aarch64-tdep.c (instruction_reader::read): Call
+	read_code_unsigned_integer instead of
+	read_memory_unsigned_integer.
+
 2016-12-09  Yao Qi  <yao.qi@linaro.org>
 
 	* arm-tdep.c (skip_prologue_function): Call
diff --git a/gdb/aarch64-tdep.c b/gdb/aarch64-tdep.c
index 590dcf6314..0175630a0b 100644
--- a/gdb/aarch64-tdep.c
+++ b/gdb/aarch64-tdep.c
@@ -213,7 +213,7 @@ class instruction_reader : public abstract_instruction_reader
  public:
   ULONGEST read (CORE_ADDR memaddr, int len, enum bfd_endian byte_order)
   {
-    return read_memory_unsigned_integer (memaddr, len, byte_order);
+    return read_code_unsigned_integer (memaddr, len, byte_order);
   }
 };