diff --git a/dviwin.cpp b/dviwin.cpp
index 51e80b137..ab39eeffe 100644
--- a/dviwin.cpp
+++ b/dviwin.cpp
@@ -18,6 +18,7 @@
 #include <qlabel.h>
 #include <qpaintdevice.h>
 #include <qpainter.h>
+#include <qregexp.h>
 #include <qurl.h>
 
 #include <kapp.h>
diff --git a/infodialog.cpp b/infodialog.cpp
index 93ea10428..2cd938620 100644
--- a/infodialog.cpp
+++ b/infodialog.cpp
@@ -9,8 +9,10 @@
 #include <qfile.h>
 #include <qlabel.h>
 #include <qlayout.h>
+#include <qregexp.h>
 #include <qtextview.h>
 #include <qtooltip.h>
+#include <qvariant.h>
 #include <qwhatsthis.h>
 
 #include "dvi_init.h"