diff --git a/Libraries/LibX86/Disassembler.h b/Libraries/LibX86/Disassembler.h
index 4a4e66c8319..a958c27229d 100644
--- a/Libraries/LibX86/Disassembler.h
+++ b/Libraries/LibX86/Disassembler.h
@@ -27,13 +27,10 @@
 #pragma once
 
 #include <AK/Optional.h>
-#include <AK/Types.h>
 #include <LibX86/Instruction.h>
 
 namespace X86 {
 
-class InstructionMetadata;
-
 class Disassembler {
 public:
     explicit Disassembler(InstructionStream& stream)