diff --git a/include/xlnt/xlnt_config.hpp b/include/xlnt/xlnt_config.hpp
index 73567629..642cd245 100644
--- a/include/xlnt/xlnt_config.hpp
+++ b/include/xlnt/xlnt_config.hpp
@@ -28,10 +28,14 @@
 #ifdef XLNT_EXPORT
 #define XLNT_API __declspec(dllexport)
 #else
+#ifdef XLNT_SHARED
 // For clients of the library, supress warnings about DLL interfaces for standard library classes
 #pragma warning(disable : 4251)
 #pragma warning(disable : 4275)
 #define XLNT_API __declspec(dllimport)
+#else
+#define XLNT_API
+#endif
 #endif
 #else
 #define XLNT_API