diff --git a/Source/Engine/Engine/Time.h b/Source/Engine/Engine/Time.h
index eb176ae7c..af0545184 100644
--- a/Source/Engine/Engine/Time.h
+++ b/Source/Engine/Engine/Time.h
@@ -22,7 +22,7 @@ public:
     /// Engine subsystem updating data.
     /// Used to invoke game logic updates, physics updates and rendering with possibly different frequencies.
     /// </summary>
-    class TickData
+    class FLAXENGINE_API TickData
     {
     public: