diff --git a/include/SQLiteCpp/SQLiteCppExport.h b/include/SQLiteCpp/SQLiteCppExport.h
index c6322bb..dea371a 100644
--- a/include/SQLiteCpp/SQLiteCppExport.h
+++ b/include/SQLiteCpp/SQLiteCppExport.h
@@ -18,7 +18,7 @@
 */
 
 /* Windows DLL export/import */
-#if defined(WIN32) && defined(SQLITECPP_COMPILE_DLL)
+#if defined(_WIN32) && defined(SQLITECPP_COMPILE_DLL)
     #if SQLITECPP_DLL_EXPORT
         #define DLL_API __declspec(dllexport)
         #pragma message("Exporting symbols")