diff --git a/Source/Engine/Navigation/NavMeshRuntime.h b/Source/Engine/Navigation/NavMeshRuntime.h
index 0e073cd81..9c5df539c 100644
--- a/Source/Engine/Navigation/NavMeshRuntime.h
+++ b/Source/Engine/Navigation/NavMeshRuntime.h
@@ -49,7 +49,6 @@ public:
     /// <summary>
     /// Gets the size of the tile (in world-units). Returns zero if not initialized yet.
     /// </summary>
-    /// <returns>The tile size.</returns>
     FORCE_INLINE float GetTileSize() const
     {
         return _tileSize;
diff --git a/Source/Engine/Navigation/NavigationTypes.h b/Source/Engine/Navigation/NavigationTypes.h
index e06794a90..e786567dd 100644
--- a/Source/Engine/Navigation/NavigationTypes.h
+++ b/Source/Engine/Navigation/NavigationTypes.h
@@ -4,11 +4,12 @@
 
 #include "Engine/Scripting/ScriptingType.h"
 #include "Engine/Core/Math/Vector3.h"
+#include "FlaxEngine.Gen.h"
 
 /// <summary>
 /// The navigation system agent properties container for navmesh building and querying.
 /// </summary>
-API_STRUCT() struct NavAgentProperties
+API_STRUCT() struct FLAXENGINE_API NavAgentProperties
 {
 DECLARE_SCRIPTING_TYPE_MINIMAL(NavAgentProperties);
 
@@ -36,7 +37,7 @@ DECLARE_SCRIPTING_TYPE_MINIMAL(NavAgentProperties);
 /// <summary>
 /// The result information for navigation mesh queries.
 /// </summary>
-API_STRUCT() struct NavMeshHit
+API_STRUCT() struct FLAXENGINE_API NavMeshHit
 {
 DECLARE_SCRIPTING_TYPE_MINIMAL(NavMeshHit);