diff --git a/src/openrct2-ui/scripting/ScTitleSequence.hpp b/src/openrct2-ui/scripting/ScTitleSequence.hpp
index c2e61a04bf..04aa9a83fa 100644
--- a/src/openrct2-ui/scripting/ScTitleSequence.hpp
+++ b/src/openrct2-ui/scripting/ScTitleSequence.hpp
@@ -360,7 +360,7 @@ namespace OpenRCT2::Scripting
             const auto* item = GetItem();
             if (item != nullptr)
             {
-                return item->PredefinedIndex != std::numeric_limits<size_t>::max();
+                return item->PredefinedIndex != PREDEFINED_INDEX_CUSTOM;
             }
             return {};
         }
diff --git a/src/openrct2/title/TitleSequenceManager.cpp b/src/openrct2/title/TitleSequenceManager.cpp
index e819c640e3..da61dd419f 100644
--- a/src/openrct2/title/TitleSequenceManager.cpp
+++ b/src/openrct2/title/TitleSequenceManager.cpp
@@ -182,13 +182,9 @@ namespace TitleSequenceManager
         // Sort sequences by predefined index and then name
         std::sort(
             _items.begin(), _items.end(), [](const TitleSequenceManagerItem& a, const TitleSequenceManagerItem& b) -> bool {
-                if (a.PredefinedIndex < b.PredefinedIndex)
+                if (a.PredefinedIndex != b.PredefinedIndex)
                 {
-                    return true;
-                }
-                if (a.PredefinedIndex > b.PredefinedIndex)
-                {
-                    return false;
+                    return a.PredefinedIndex < b.PredefinedIndex;
                 }
                 return _strcmpi(a.Name.c_str(), b.Name.c_str()) < 0;
             });
@@ -366,11 +362,6 @@ size_t title_sequence_manager_get_index_for_name(const utf8* name)
     return SIZE_MAX;
 }
 
-bool title_sequence_manager_is_name_reserved(const utf8* name)
-{
-    return TitleSequenceManager::IsNameReserved(name);
-}
-
 void title_sequence_manager_scan()
 {
     TitleSequenceManager::Scan();
diff --git a/src/openrct2/title/TitleSequenceManager.h b/src/openrct2/title/TitleSequenceManager.h
index 17ff5b7932..c4fb3a236a 100644
--- a/src/openrct2/title/TitleSequenceManager.h
+++ b/src/openrct2/title/TitleSequenceManager.h
@@ -11,6 +11,7 @@
 #include "../common.h"
 #include "../core/String.hpp"
 
+#include <limits>
 #include <string>
 
 struct TitleSequenceManagerItem
@@ -32,7 +33,7 @@ namespace TitleSequenceManager
     void Scan();
 } // namespace TitleSequenceManager
 
-constexpr const size_t PREDEFINED_INDEX_CUSTOM = SIZE_MAX;
+constexpr const size_t PREDEFINED_INDEX_CUSTOM = std::numeric_limits<size_t>::max();
 
 size_t title_sequence_manager_get_count();
 const utf8* title_sequence_manager_get_name(size_t index);
@@ -41,7 +42,6 @@ const utf8* title_sequence_manager_get_config_id(size_t index);
 size_t title_sequence_manager_get_predefined_index(size_t index);
 size_t title_sequence_manager_get_index_for_config_id(const utf8* configId);
 size_t title_sequence_manager_get_index_for_name(const utf8* name);
-bool title_sequence_manager_is_name_reserved(const utf8* name);
 void title_sequence_manager_scan();
 void title_sequence_manager_delete(size_t i);
 size_t title_sequence_manager_rename(size_t i, const utf8* name);