diff --git a/src/openrct2/object/ObjectRepository.cpp b/src/openrct2/object/ObjectRepository.cpp
index f4e21b4db8..5bb854d5ff 100644
--- a/src/openrct2/object/ObjectRepository.cpp
+++ b/src/openrct2/object/ObjectRepository.cpp
@@ -171,7 +171,7 @@ protected:
         switch (object_entry_get_type(&item.ObjectEntry)) {
         case OBJECT_TYPE_RIDE:
             item.RideInfo.RideFlags = stream->ReadValue<uint8>();
-            for (sint32 i = 0; i < 2; i++)
+            for (sint32 i = 0; i < MAX_CATEGORIES_PER_RIDE; i++)
             {
                 item.RideInfo.RideCategory[i] = stream->ReadValue<uint8>();
             }
diff --git a/src/openrct2/object/ObjectRepository.h b/src/openrct2/object/ObjectRepository.h
index b46d0f9e98..7664d3149a 100644
--- a/src/openrct2/object/ObjectRepository.h
+++ b/src/openrct2/object/ObjectRepository.h
@@ -46,7 +46,7 @@ struct ObjectRepositoryItem
     struct
     {
         uint8   RideFlags;
-        uint8   RideCategory[2];
+        uint8   RideCategory[MAX_CATEGORIES_PER_RIDE];
         uint8   RideType[MAX_RIDE_TYPES_PER_RIDE_ENTRY];
         uint8   RideGroupIndex;
     } RideInfo;