diff --git a/src/openrct2/ParkFile.cpp b/src/openrct2/ParkFile.cpp
index 2a8e93c8bb..64f9d1c846 100644
--- a/src/openrct2/ParkFile.cpp
+++ b/src/openrct2/ParkFile.cpp
@@ -1134,7 +1134,7 @@ namespace OpenRCT2
 
     template<typename T> void ParkFile::ReadEntitiesOfType(OrcaStream::ChunkStream& cs)
     {
-        auto t = cs.Read<EntityType>();
+        [[maybe_unused]] auto t = cs.Read<EntityType>();
         assert(t == T::cEntityType);
         auto count = cs.Read<uint16_t>();
         for (auto i = 0; i < count; ++i)