diff --git a/libs/vtextedit b/libs/vtextedit
index 13c1fdf7..a20dac3c 160000
--- a/libs/vtextedit
+++ b/libs/vtextedit
@@ -1 +1 @@
-Subproject commit 13c1fdf7e1dd3ef5f46b2df703f4083535bcfab9
+Subproject commit a20dac3cdb0d00db7a0bdc1404daf015ab0c50b7
diff --git a/src/search/filesearchengine.cpp b/src/search/filesearchengine.cpp
index f8230a4f..845ddedf 100644
--- a/src/search/filesearchengine.cpp
+++ b/src/search/filesearchengine.cpp
@@ -3,7 +3,6 @@
 #include <QFile>
 #include <QDebug>
 
-#include "searchresultitem.h"
 #include <utils/fileutils.h>
 
 using namespace vnotex;
diff --git a/src/search/filesearchengine.h b/src/search/filesearchengine.h
index 22664825..138159a0 100644
--- a/src/search/filesearchengine.h
+++ b/src/search/filesearchengine.h
@@ -12,11 +12,10 @@
 
 #include "searchtoken.h"
 #include "searchdata.h"
+#include "searchresultitem.h"
 
 namespace vnotex
 {
-    struct SearchResultItem;
-
     class FileSearchEngineWorker : public AsyncWorker
     {
         Q_OBJECT
diff --git a/src/widgets/editors/previewhelper.cpp b/src/widgets/editors/previewhelper.cpp
index 1447a48b..44e10a53 100644
--- a/src/widgets/editors/previewhelper.cpp
+++ b/src/widgets/editors/previewhelper.cpp
@@ -6,7 +6,6 @@
 #include <QTimer>
 
 #include <vtextedit/texteditorconfig.h>
-#include <vtextedit/previewmgr.h>
 #include <vtextedit/textutils.h>
 
 #include <utils/utils.h>
diff --git a/src/widgets/editors/previewhelper.h b/src/widgets/editors/previewhelper.h
index 76f4ffc5..be8a742a 100644
--- a/src/widgets/editors/previewhelper.h
+++ b/src/widgets/editors/previewhelper.h
@@ -7,6 +7,7 @@
 #include <vtextedit/global.h>
 #include <vtextedit/lrucache.h>
 #include <vtextedit/pegmarkdownhighlighterdata.h>
+#include <vtextedit/previewmgr.h>
 
 #include <core/global.h>
 #include "markdownvieweradapter.h"
@@ -14,11 +15,6 @@
 class QTimer;
 class QTextDocument;
 
-namespace vte
-{
-    struct PreviewItem;
-}
-
 namespace vnotex
 {
     class MarkdownEditor;