diff --git a/Utilities/StrFmt.h b/Utilities/StrFmt.h
index 6183460519..7071a69d37 100644
--- a/Utilities/StrFmt.h
+++ b/Utilities/StrFmt.h
@@ -140,18 +140,9 @@ struct fmt_class_string
 	// Enum -> string function type
 	using convert_t = const char*(*)(T value);
 
-	// Enum -> string function registered
-	static convert_t convert_enum;
-
 	// Helper function (safely converts arg to enum value)
 	static SAFE_BUFFERS FORCE_INLINE void format_enum(std::string& out, u64 arg, convert_t convert)
 	{
-		// Save convert function
-		if (convert_enum == nullptr)
-		{
-			convert_enum = convert;
-		}
-
 		const auto value = static_cast<std::underlying_type_t<T>>(arg);
 
 		// Check narrowing
@@ -203,9 +194,6 @@ struct fmt_class_string
 	static constexpr const char* unknown = nullptr;
 };
 
-template <typename T, typename V>
-const char*(*fmt_class_string<T, V>::convert_enum)(T) = nullptr;
-
 template <>
 struct fmt_class_string<const void*, void>
 {