diff --git a/SHADE_Application/src/Application/SBApplication.cpp b/SHADE_Application/src/Application/SBApplication.cpp
index 61be1ae0..a378ff36 100644
--- a/SHADE_Application/src/Application/SBApplication.cpp
+++ b/SHADE_Application/src/Application/SBApplication.cpp
@@ -1,6 +1,6 @@
 #include "SBpch.h"
 #include "SBApplication.h"
-#include "Engine/ECS_Base/System/SHSystemManager.h"
+#include "ECS_Base/System/SHSystemManager.h"
 
 #define SHEDITOR
 #ifdef SHEDITOR
diff --git a/SHADE_Engine/src/ECS_Base/System/SHSystemManager.h b/SHADE_Engine/src/ECS_Base/System/SHSystemManager.h
index d5a4866d..d4b960f9 100644
--- a/SHADE_Engine/src/ECS_Base/System/SHSystemManager.h
+++ b/SHADE_Engine/src/ECS_Base/System/SHSystemManager.h
@@ -20,12 +20,13 @@
 #include <string>
 #include <cassert>
 #include "../System/SHSystem.h"
+#include "SH_API.h"
 
 
 namespace SHADE
 {
 
-	class SHSystemManager
+	class SH_API SHSystemManager
 	{
 		//type definition for the container we use to store our system
 		using SystemContainer = std::unordered_map<std::string, std::unique_ptr<SHSystem>>;
diff --git a/SHADE_Engine/src/Graphics/MiddleEnd/Interface/SHGraphicsSystem.h b/SHADE_Engine/src/Graphics/MiddleEnd/Interface/SHGraphicsSystem.h
index eeaf6b12..f0a14930 100644
--- a/SHADE_Engine/src/Graphics/MiddleEnd/Interface/SHGraphicsSystem.h
+++ b/SHADE_Engine/src/Graphics/MiddleEnd/Interface/SHGraphicsSystem.h
@@ -63,7 +63,7 @@ namespace SHADE
 		portions of the screen.
 	*/
 	/***********************************************************************************/
-	class SHGraphicsSystem : public SHSystem
+	class SH_API SHGraphicsSystem : public SHSystem
 	{
 	  public:
 		/*-----------------------------------------------------------------------------*/
diff --git a/SHADE_Engine/src/Graphics/MiddleEnd/PerFrame/SHRenderContext.h b/SHADE_Engine/src/Graphics/MiddleEnd/PerFrame/SHRenderContext.h
index 7ed8cb82..04cea4e4 100644
--- a/SHADE_Engine/src/Graphics/MiddleEnd/PerFrame/SHRenderContext.h
+++ b/SHADE_Engine/src/Graphics/MiddleEnd/PerFrame/SHRenderContext.h
@@ -3,6 +3,7 @@
 
 #include <vector>
 #include "SHPerFrameData.h"
+#include "SH_API.h"
 
 namespace SHADE
 {
@@ -16,7 +17,7 @@ namespace SHADE
   //! render context in SHADE engine has is that it requires users to call these explicitly in the middle end. While there 
   //! is little reason the flow of the render context should deviate from its intended usage, we want to leave it up to
   //! users to explicitly call functions from here so we don't risk losing opportunities for different usage.  
-  class SHRenderContext
+  class SH_API SHRenderContext
   {
   private:
     //! container of frame data. Note that the manager owns the data, but the frame data themselves do not own anything. 
diff --git a/SHADE_Engine/src/Graphics/RenderGraph/SHRenderGraph.h b/SHADE_Engine/src/Graphics/RenderGraph/SHRenderGraph.h
index 91f3f2ca..719c2d46 100644
--- a/SHADE_Engine/src/Graphics/RenderGraph/SHRenderGraph.h
+++ b/SHADE_Engine/src/Graphics/RenderGraph/SHRenderGraph.h
@@ -3,6 +3,7 @@
 
 #include "Graphics/Renderpass/SHVkRenderpass.h"
 #include "Resource/ResourceLibrary.h"
+#include "SH_API.h"
 
 #include <string>
 #include <map>
@@ -28,7 +29,7 @@ namespace SHADE
     DEPTH_STENCIL,
   };
 
-  class SHRenderGraphResource
+  class SH_API SHRenderGraphResource
   {
   private:
     /*-----------------------------------------------------------------------*/
@@ -74,11 +75,11 @@ namespace SHADE
     friend class SHRenderGraph;
   };
 
-  class SHRenderGraphNode : public ISelfHandle<SHRenderGraphNode>
+  class SH_API SHRenderGraphNode : public ISelfHandle<SHRenderGraphNode>
   {
   public:
 
-    class SHSubpass
+    class SH_API SHSubpass
     {
     public:
       /*-----------------------------------------------------------------------*/
@@ -218,7 +219,7 @@ namespace SHADE
     friend class SHRenderGraph;
   };
 
-  class SHRenderGraph
+  class SH_API SHRenderGraph
   {
   private:
     /*-----------------------------------------------------------------------*/