diff --git a/dde-license-dialog/src/content.cpp b/dde-license-dialog/src/content.cpp
index ee25f56e..c289cb46 100644
--- a/dde-license-dialog/src/content.cpp
+++ b/dde-license-dialog/src/content.cpp
@@ -6,24 +6,17 @@
 
 #include <DApplication>
 #include <DSuggestButton>
-#include <DCommandLinkButton>
 #include <DFontSizeManager>
 
 #include <QScrollArea>
 #include <QPushButton>
 #include <QCheckBox>
-#include <QVBoxLayout>
 #include <QHBoxLayout>
 #include <QLabel>
 #include <QApplication>
-#include <QFile>
-#include <QTimer>
-#include <QProcess>
 #include <QDebug>
-#include <QStandardPaths>
 #include <QFontMetrics>
 #include <QScroller>
-#include <QFuture>
 #include <QtConcurrent>
 #include <QThread>
 #include <QTranslator>
@@ -177,36 +170,20 @@ int Content::calWidgetWidth()
 
 void Content::setSource(const QString &source)
 {
-    if (source.isEmpty())
+    if (source.isEmpty() || !QFile::exists(source))
         return;
 
-    // pandoc将md转换成html
-    static QMap<QString, QString> sourceMap;
-    if (sourceMap[source].isEmpty()) {
-        QProcess process;
-        QString para;
-        QString tempPath = QStandardPaths::standardLocations(QStandardPaths::ConfigLocation).first();
-        tempPath.append("/license_temp.html");
-        if (QFile::exists(tempPath))
-            QFile::remove(tempPath);
-        para = QString("pandoc %1 --output %2").arg(source, tempPath);
-        QStringList args;
-        args << "-c";
-        args << para;
-        process.start("sh", args);
-        process.waitForFinished();
-        process.waitForReadyRead();
-        QFile file(tempPath);
-        if (!file.open(QIODevice::Text | QIODevice::ReadOnly)) {
-            qWarning() << "Set source error: " << file.errorString();
-            return;
-        }
-        sourceMap.insert(source, file.readAll());
-        file.close();
+    QFile file(source);
+    if (!file.open(QIODevice::Text | QIODevice::ReadOnly)) {
+        qWarning() << "Set source error: " << file.errorString();
+        return;
     }
 
-    m_source->setText(sourceMap[source]);
+    QTextDocument doc;
+    doc.setMarkdown(file.readAll());
+    file.close();
 
+    m_source->setText(doc.toHtml());
     updateWindowHeight();
 }
 
diff --git a/dde-license-dialog/src/mainwindow.h b/dde-license-dialog/src/mainwindow.h
index 21e17ccc..1c458553 100644
--- a/dde-license-dialog/src/mainwindow.h
+++ b/dde-license-dialog/src/mainwindow.h
@@ -38,7 +38,7 @@ class MainWindow : public DAbstractDialog
     QString m_enTitle;
 
     DIconButton *btnclose;
-    const int windowFixedWidth = 500;
+    const int windowFixedWidth = 520;
 };
 
 #endif // MAINWINDOW_H
diff --git a/debian/control b/debian/control
index 626cc95e..32299cda 100644
--- a/debian/control
+++ b/debian/control
@@ -30,8 +30,7 @@ Depends: ${shlibs:Depends}, ${misc:Depends}, ${dist:Depends},
  startdde (>=5.8.15),
  x11-xserver-utils,
  dbus-user-session,
- dde-session-shell,
- pandoc,
+ dde-session-shell
 Provides: lightdm-greeter
 Recommends: onboard
 Conflicts: dde-workspace,