diff --git a/Libraries/LibX86/Instruction.h b/Libraries/LibX86/Instruction.h
index 7d6b8a9ba1..4dfa29aa0b 100644
--- a/Libraries/LibX86/Instruction.h
+++ b/Libraries/LibX86/Instruction.h
@@ -26,6 +26,7 @@
 
 #pragma once
 
+#include <AK/StdLibExtras.h>
 #include <AK/String.h>
 #include <AK/Types.h>
 
@@ -39,27 +40,6 @@ public:
     virtual String symbolicate(FlatPtr, u32* offset = nullptr) const = 0;
 };
 
-template<typename T>
-struct MakeUnsigned {
-    typedef T type;
-};
-template<>
-struct MakeUnsigned<i8> {
-    typedef u8 type;
-};
-template<>
-struct MakeUnsigned<i16> {
-    typedef u32 type;
-};
-template<>
-struct MakeUnsigned<i32> {
-    typedef u32 type;
-};
-template<>
-struct MakeUnsigned<i64> {
-    typedef u64 type;
-};
-
 template<typename T>
 struct TypeTrivia {
     static const size_t bits = sizeof(T) * 8;