diff --git a/build2/qt/HGScanner2/HGScanner2.pro b/build2/qt/HGScanner2/HGScanner2.pro
index ed305996..f3db4415 100644
--- a/build2/qt/HGScanner2/HGScanner2.pro
+++ b/build2/qt/HGScanner2/HGScanner2.pro
@@ -234,6 +234,7 @@ SOURCES +=   \
     ../../../utility/HGString.cpp
 
 HEADERS +=   \
+    ../../../app/scanner2/custom_file_dialog.h\
     ../../../app/scanner2/HGImgThumb.h \
     ../../../app/scanner2/HGImgView.h \
     ../../../app/scanner2/HGUIGlobal.h \