diff --git a/internal/frontend/bridge-gui/bridgepp/bridgepp/BridgeLib.cpp b/internal/frontend/bridge-gui/bridgepp/bridgepp/BridgeLib.cpp
index f64c7206..8acf9e7f 100644
--- a/internal/frontend/bridge-gui/bridgepp/bridgepp/BridgeLib.cpp
+++ b/internal/frontend/bridge-gui/bridgepp/bridgepp/BridgeLib.cpp
@@ -47,6 +47,7 @@ void (*deleteCStringFunc)(char *) = nullptr; ///< A pointer to the deleteCString
 
 
 #if defined(Q_OS_WINDOWS)
+#include <windows.h>
 typedef HINSTANCE LibHandle;
 #else
 typedef void *LibHandle;