diff --git a/src/gpu/VirtualFluids_GPU/Kernel/Utilities/Mapper/ADKernelMapper/ADKernelMapper.h b/src/gpu/VirtualFluids_GPU/Kernel/Utilities/Mapper/ADKernelMapper/ADKernelMapper.h
index bdeee67bb49fabad75828d92809033a5f8eb4dfd..814736fc4137fb6a74d56d905d723ca8b64d44d3 100644
--- a/src/gpu/VirtualFluids_GPU/Kernel/Utilities/Mapper/ADKernelMapper/ADKernelMapper.h
+++ b/src/gpu/VirtualFluids_GPU/Kernel/Utilities/Mapper/ADKernelMapper/ADKernelMapper.h
@@ -4,6 +4,8 @@
 #include "Utilities/EnumMapper/EnumMapperImp.h"
 #include "Kernel//Utilities/KernelType.h"
 
+#include "VirtualFluids_GPU_export.h"
+
 #include <memory>
 #include <string>
 
diff --git a/src/gpu/VirtualFluids_GPU/Kernel/Utilities/Mapper/KernelMapper/KernelMapper.h b/src/gpu/VirtualFluids_GPU/Kernel/Utilities/Mapper/KernelMapper/KernelMapper.h
index 593a86978b1e03c493b7f759e681f1a739ae68ad..c4bda81d8d4af6470743619a9b0dcc3aafcb97f1 100644
--- a/src/gpu/VirtualFluids_GPU/Kernel/Utilities/Mapper/KernelMapper/KernelMapper.h
+++ b/src/gpu/VirtualFluids_GPU/Kernel/Utilities/Mapper/KernelMapper/KernelMapper.h
@@ -4,6 +4,8 @@
 #include "Utilities/EnumMapper/EnumMapperImp.h"
 #include "Kernel//Utilities/KernelType.h"
 
+#include "VirtualFluids_GPU_export.h"
+
 #include <memory>
 #include <string>