diff --git a/src/msw/hyperlink.cpp b/src/msw/hyperlink.cpp
index a2ba44a8eb..0e4f5009f5 100644
--- a/src/msw/hyperlink.cpp
+++ b/src/msw/hyperlink.cpp
@@ -39,6 +39,10 @@
     #define LWS_RIGHT 0x0020
 #endif
 
+#ifndef WC_LINK
+    #define WC_LINK L"SysLink"
+#endif
+
 // ----------------------------------------------------------------------------
 // Helper functions
 // ----------------------------------------------------------------------------