diff --git a/YACReaderLibrary/library_window.cpp b/YACReaderLibrary/library_window.cpp
index 98dec578..093dbdd9 100644
--- a/YACReaderLibrary/library_window.cpp
+++ b/YACReaderLibrary/library_window.cpp
@@ -89,6 +89,7 @@
 extern YACReaderHttpServer *httpServer;
 
 #ifdef Q_OS_WIN
+#include <windows.h>
 #include <shellapi.h>
 #endif