diff --git a/disassembler/disassembler_x86.h b/disassembler/disassembler_x86.h
index 2565bb1..f448662 100644
--- a/disassembler/disassembler_x86.h
+++ b/disassembler/disassembler_x86.h
@@ -24,8 +24,8 @@
 
 class DisassemblerX86 FINAL : public Disassembler {
  public:
-  explicit DisassemblerX86(bool supports_rex) : supports_rex_(supports_rex) {
-  }
+  DisassemblerX86(DisassemblerOptions* options, bool supports_rex)
+      : Disassembler(options), supports_rex_(supports_rex) {}
 
   size_t Dump(std::ostream& os, const uint8_t* begin) OVERRIDE;
   void Dump(std::ostream& os, const uint8_t* begin, const uint8_t* end) OVERRIDE;