diff --git a/sw/inc/docfac.hxx b/sw/inc/docfac.hxx
index 8cf4a7320a21..5f166394fe6a 100644
--- a/sw/inc/docfac.hxx
+++ b/sw/inc/docfac.hxx
@@ -22,7 +22,7 @@
 #include <tools/solar.h>
 #include <rtl/ref.hxx>
 
-class SwDoc;
+#include <doc.hxx>
 
 class SW_DLLPUBLIC SwDocFac
 {