diff --git a/frontend/main.cpp b/frontend/main.cpp
index 24cf0d7..ea41eb1 100644
--- a/frontend/main.cpp
+++ b/frontend/main.cpp
@@ -21,76 +21,16 @@
  *
  */
 
-
-#include <QDesktopWidget>
-#include <QFile>
-#include <QDir>
 #include <syslog.h>
-#if (QT_VERSION >= QT_VERSION_CHECK(5, 12, 0))
-#include <ukui-log4qt.h>
-#endif
-#include <QObject>
-#include <QApplication>
-#include <QX11Info>
+#include <KWindowSystem>
 #include "ukui-search-gui.h"
+#include "log-utils.h"
 
 using namespace UkuiSearch;
 
-void messageOutput(QtMsgType type, const QMessageLogContext &context, const QString &msg)
-{
-    QByteArray localMsg = msg.toLocal8Bit();
-    QByteArray currentTime = QTime::currentTime().toString().toLocal8Bit();
-
-    bool showDebug = true;
-//    QString logFilePath = QStandardPaths::writableLocation(QStandardPaths::TempLocation) + "/ukui-search.log";
-//    QString logFilePath = QStandardPaths::writableLocation(QStandardPaths::HomeLocation) + "/.config/org.ukui/ukui-search/ukui-search.log";
-    QString logFilePath = QStandardPaths::writableLocation(QStandardPaths::HomeLocation) + "/.config/org.ukui/ukui-search.log";
-    if (!QFile::exists(logFilePath)) {
-        showDebug = false;
-    }
-    FILE *log_file = nullptr;
-
-    if (showDebug) {
-        log_file = fopen(logFilePath.toLocal8Bit().constData(), "a+");
-    }
-
-    const char *file = context.file ? context.file : "";
-    const char *function = context.function ? context.function : "";
-    switch (type) {
-    case QtDebugMsg:
-        if (!log_file) {
-            break;
-        }
-        fprintf(log_file, "Debug: %s: %s (%s:%u, %s)\n", currentTime.constData(), localMsg.constData(), file, context.line, function);
-        break;
-    case QtInfoMsg:
-        fprintf(log_file? log_file: stdout, "Info: %s: %s (%s:%u, %s)\n", currentTime.constData(), localMsg.constData(), file, context.line, function);
-        break;
-    case QtWarningMsg:
-        fprintf(log_file? log_file: stderr, "Warning: %s: %s (%s:%u, %s)\n", currentTime.constData(), localMsg.constData(), file, context.line, function);
-        break;
-    case QtCriticalMsg:
-        fprintf(log_file? log_file: stderr, "Critical: %s: %s (%s:%u, %s)\n", currentTime.constData(), localMsg.constData(), file, context.line, function);
-        break;
-    case QtFatalMsg:
-        fprintf(log_file? log_file: stderr, "Fatal: %s: %s (%s:%u, %s)\n", currentTime.constData(), localMsg.constData(), file, context.line, function);
-        break;
-    }
-
-    if (log_file)
-        fclose(log_file);
-}
-
 int main(int argc, char *argv[]) {
-//v101日志模块
-//#if (QT_VERSION >= QT_VERSION_CHECK(5, 12, 0))
-//    //Init log module
-//    initUkuiLog4qt("ukui-search");
-//#endif
-
     // Determine whether the home directory has been created, and if not, keep waiting.
     char *p_home = NULL;
-
     unsigned int i = 0;
     while(p_home == NULL) {
         ::sleep(1);
@@ -111,14 +51,8 @@ int main(int argc, char *argv[]) {
     }
 
     // Output log to file
-    qInstallMessageHandler(messageOutput);
-//若使用v101日志模块，可以解放如下判断条件
-//#if (QT_VERSION < QT_VERSION_CHECK(5, 12, 0))
-//    // Output log to file
-//    qInstallMessageHandler(messageOutput);
-//#endif
-
-    // Register meta type
+    LogUtils::initLogFile("ukui-search");
+    qInstallMessageHandler(LogUtils::messageOutput);
     qDebug() << "ukui-search main start";
     // If qt version bigger than 5.12, enable high dpi scaling and use high dpi pixmaps?
 #if (QT_VERSION >= QT_VERSION_CHECK(5, 12, 0))
@@ -128,7 +62,13 @@ int main(int argc, char *argv[]) {
 #if (QT_VERSION >= QT_VERSION_CHECK(5, 14, 0))
     QApplication::setHighDpiScaleFactorRoundingPolicy(Qt::HighDpiScaleFactorRoundingPolicy::PassThrough);
 #endif
-    UkuiSearchGui app(argc, argv, QString("ukui-search-gui-%1").arg(QX11Info::appScreen()));
+    QString display;
+    if(KWindowSystem::isPlatformWayland()) {
+        display = getenv("WAYLAND_DISPLAY");
+    } else if (KWindowSystem::isPlatformX11()) {
+        display = getenv("DISPLAY");
+    }
+    UkuiSearchGui app(argc, argv, QString("ukui-search-gui-%1").arg(display));
     if (app.isRunning())
         return 0;
 
diff --git a/libsearch/development-files/header-files/UkuiSearchPluginIface b/libsearch/development-files/header-files/UkuiSearchPluginIface
index 2c75b88..63cd47e 100644
--- a/libsearch/development-files/header-files/UkuiSearchPluginIface
+++ b/libsearch/development-files/header-files/UkuiSearchPluginIface
@@ -1,6 +1,5 @@
 #include "action-label.h"
 #include "action-transmiter.h"
-#include "common-defines.h"
 #include "plugin-iface.h"
 #include "data-queue.h"
 #include "search-plugin-iface.h"
diff --git a/libsearch/libsearch.pro b/libsearch/libsearch.pro
index 179a0d5..51a3726 100644
--- a/libsearch/libsearch.pro
+++ b/libsearch/libsearch.pro
@@ -50,7 +50,8 @@ SOURCES += \
     file-utils.cpp \
     global-settings.cpp \
     gobject-template.cpp \
-    libsearch.cpp
+    libsearch.cpp \
+    log-utils.cpp
 
 HEADERS += \
     common.h \
@@ -58,7 +59,8 @@ HEADERS += \
     global-settings.h \
     gobject-template.h \
     libsearch_global.h \
-    libsearch.h
+    libsearch.h \
+    log-utils.h
 
 RESOURCES += \
     resource1.qrc \
diff --git a/libsearch/log-utils.cpp b/libsearch/log-utils.cpp
new file mode 100644
index 0000000..c5854d1
--- /dev/null
+++ b/libsearch/log-utils.cpp
@@ -0,0 +1,118 @@
+#include "log-utils.h"
+#include <QFile>
+#include <QDebug>
+#include <QDir>
+#include <QDateTime>
+#include <QStandardPaths>
+
+#define LOG_FILE_COUNT         2
+#define MAX_LOG_FILE_SIZE      4194304
+#define MAX_LOG_CHECK_INTERVAL 43200000
+
+quint64 LogUtils::m_startUpTime = 0;
+int LogUtils::m_logFileId = -1;
+QString LogUtils::m_logFileName;
+QString LogUtils::m_currentLogFile;
+static QString logFilePath = QStandardPaths::writableLocation(QStandardPaths::HomeLocation) + "/.log/ukui-search/";
+
+void LogUtils::messageOutput(QtMsgType type, const QMessageLogContext &context, const QString &msg)
+{
+    checkLogFile();
+
+    QByteArray localMsg = msg.toLocal8Bit();
+    QByteArray currentTime = QTime::currentTime().toString().toLocal8Bit();
+    const char *file = context.file ? context.file : "";
+    const char *function = context.function ? context.function : "";
+
+    FILE *log_file = fopen(m_currentLogFile.toLocal8Bit().constData(), "a+");
+
+    switch (type) {
+    case QtDebugMsg:
+        if (!log_file) {
+            break;
+        }
+        fprintf(log_file, "Debug: %s: %s (%s:%u, %s)\n", currentTime.constData(), localMsg.constData(), file, context.line, function);
+        break;
+    case QtInfoMsg:
+        fprintf(log_file? log_file: stdout, "Info: %s: %s (%s:%u, %s)\n", currentTime.constData(), localMsg.constData(), file, context.line, function);
+        break;
+    case QtWarningMsg:
+        fprintf(log_file? log_file: stderr, "Warning: %s: %s (%s:%u, %s)\n", currentTime.constData(), localMsg.constData(), file, context.line, function);
+        break;
+    case QtCriticalMsg:
+        fprintf(log_file? log_file: stderr, "Critical: %s: %s (%s:%u, %s)\n", currentTime.constData(), localMsg.constData(), file, context.line, function);
+        break;
+    case QtFatalMsg:
+        fprintf(log_file? log_file: stderr, "Fatal: %s: %s (%s:%u, %s)\n", currentTime.constData(), localMsg.constData(), file, context.line, function);
+        break;
+    }
+
+    if (log_file) {
+        fclose(log_file);
+    }
+}
+
+void LogUtils::initLogFile(const QString &fileName)
+{
+    QDir dir;
+    if (!dir.exists(logFilePath)) {
+        if (!dir.mkpath(logFilePath)) {
+            qWarning() << "Unable to create" << logFilePath;
+            return;
+        }
+    }
+    m_logFileName = logFilePath + fileName + "-%1.log";
+
+    for (int i = 0; i < LOG_FILE_COUNT; ++i) {
+        m_currentLogFile = m_logFileName.arg(i);
+        if (QFile::exists(m_currentLogFile)) {
+            if (checkFileSize(m_currentLogFile)) {
+                m_logFileId = i;
+                break;
+            }
+        } else {
+            QFile file(m_currentLogFile);
+            file.open(QIODevice::WriteOnly);
+            file.close();
+        }
+    }
+
+
+    if (m_logFileId < 0) {
+        m_logFileId = 0;
+        m_currentLogFile = m_logFileName.arg(m_logFileId);
+        clearFile(m_currentLogFile);
+    }
+
+    qInfo() << "Current log file:" << m_currentLogFile;
+}
+
+void LogUtils::checkLogFile()
+{
+    quint64 logTime = QDateTime::currentDateTime().toMSecsSinceEpoch();
+    quint64 spacing = std::max(logTime, m_startUpTime) - std::min(logTime, m_startUpTime);
+
+    if (spacing <= MAX_LOG_CHECK_INTERVAL || checkFileSize(m_currentLogFile)) {
+        return;
+    }
+
+    m_logFileId = ((m_logFileId + 1) % LOG_FILE_COUNT);
+    m_currentLogFile = m_logFileName.arg(m_logFileId);
+    if (!checkFileSize(m_currentLogFile)) {
+        clearFile(m_currentLogFile);
+    }
+}
+
+bool LogUtils::checkFileSize(const QString &fileName)
+{
+    return QFile(fileName).size() < MAX_LOG_FILE_SIZE;
+}
+
+void LogUtils::clearFile(const QString &fileName)
+{
+    QFile file(fileName);
+    file.open(QIODevice::WriteOnly);
+    file.write("");
+    file.flush();
+    file.close();
+}
diff --git a/libsearch/log-utils.h b/libsearch/log-utils.h
new file mode 100644
index 0000000..a1c465f
--- /dev/null
+++ b/libsearch/log-utils.h
@@ -0,0 +1,21 @@
+#ifndef LOGUTILS_H
+#define LOGUTILS_H
+#include <QtMessageHandler>
+
+class LogUtils
+{
+public:
+    static void initLogFile(const QString &fileName);
+    static void messageOutput(QtMsgType type, const QMessageLogContext &context, const QString &msg);
+
+private:
+    static void checkLogFile();
+    static bool checkFileSize(const QString &fileName);
+    static void clearFile(const QString &fileName);
+    static quint64 m_startUpTime;
+    static int m_logFileId;
+    static QString m_logFileName;
+    static QString m_currentLogFile;
+};
+
+#endif // LOGUTILS_H
diff --git a/libsearch/plugininterface/plugin-interface.pri b/libsearch/plugininterface/plugin-interface.pri
index 0c2a73b..67fc25b 100644
--- a/libsearch/plugininterface/plugin-interface.pri
+++ b/libsearch/plugininterface/plugin-interface.pri
@@ -3,7 +3,6 @@ INCLUDEPATH += $$PWD
 HEADERS += \
     $$PWD/action-transmiter.h \
     $$PWD/action-label.h \
-    $$PWD/common-defines.h \
     $$PWD/plugin-iface.h \
     $$PWD/search-plugin-iface.h \
     $$PWD/search-task-plugin-iface.h \
diff --git a/ukui-search-app-data-service/main.cpp b/ukui-search-app-data-service/main.cpp
index ca5649c..acaef86 100644
--- a/ukui-search-app-data-service/main.cpp
+++ b/ukui-search-app-data-service/main.cpp
@@ -16,60 +16,16 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
-#include <QCoreApplication>
-#include <QTime>
-#include <QStandardPaths>
-#include <QFile>
+
 #include "ukui-search-app-data-service.h"
+#include "log-utils.h"
 
 using namespace UkuiSearch;
-void messageOutput(QtMsgType type, const QMessageLogContext &context, const QString &msg)
-{
-    QByteArray localMsg = msg.toLocal8Bit();
-    QByteArray currentTime = QTime::currentTime().toString().toLocal8Bit();
-
-    bool showDebug = true;
-    QString logFilePath = QStandardPaths::writableLocation(QStandardPaths::HomeLocation) + "/.config/org.ukui/ukui-search-app-data-service.log";
-    if (!QFile::exists(logFilePath)) {
-        showDebug = false;
-    }
-    FILE *log_file = nullptr;
-
-    if (showDebug) {
-        log_file = fopen(logFilePath.toLocal8Bit().constData(), "a+");
-    }
-
-    const char *file = context.file ? context.file : "";
-    const char *function = context.function ? context.function : "";
-    switch (type) {
-    case QtDebugMsg:
-        if (!log_file) {
-            break;
-        }
-        fprintf(log_file, "Debug: %s: %s (%s:%u, %s)\n", currentTime.constData(), localMsg.constData(), file, context.line, function);
-        break;
-    case QtInfoMsg:
-        fprintf(log_file? log_file: stdout, "Info: %s: %s (%s:%u, %s)\n", currentTime.constData(), localMsg.constData(), file, context.line, function);
-        break;
-    case QtWarningMsg:
-        fprintf(log_file? log_file: stderr, "Warning: %s: %s (%s:%u, %s)\n", currentTime.constData(), localMsg.constData(), file, context.line, function);
-        break;
-    case QtCriticalMsg:
-        fprintf(log_file? log_file: stderr, "Critical: %s: %s (%s:%u, %s)\n", currentTime.constData(), localMsg.constData(), file, context.line, function);
-        break;
-    case QtFatalMsg:
-        fprintf(log_file? log_file: stderr, "Fatal: %s: %s (%s:%u, %s)\n", currentTime.constData(), localMsg.constData(), file, context.line, function);
-        break;
-    }
-
-    if (log_file)
-        fclose(log_file);
-}
-
 int main(int argc, char *argv[])
 {
     // Output log to file
-    qInstallMessageHandler(messageOutput);
+    LogUtils::initLogFile("ukui-search-app-data-service");
+    qInstallMessageHandler(LogUtils::messageOutput);
 #if (QT_VERSION >= QT_VERSION_CHECK(5, 12, 0))
     QApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
     QApplication::setAttribute(Qt::AA_UseHighDpiPixmaps);
diff --git a/ukui-search-service-dir-manager/main.cpp b/ukui-search-service-dir-manager/main.cpp
index a51f2bc..1f8eed6 100644
--- a/ukui-search-service-dir-manager/main.cpp
+++ b/ukui-search-service-dir-manager/main.cpp
@@ -17,57 +17,13 @@
  *
  * Authors: iaom <zhangpengfei@kylinos.cn>
  */
-#include <QCoreApplication>
-#include <QTime>
-#include <QFile>
-#include <QStandardPaths>
-#include <QDir>
+
 #include <syslog.h>
 #include <unistd.h>
+#include <QDir>
 #include <QDebug>
+#include "log-utils.h"
 #include "ukui-search-dir-manager-dbus.h"
-void messageOutput(QtMsgType type, const QMessageLogContext &context, const QString &msg)
-{
-    QByteArray localMsg = msg.toLocal8Bit();
-    QByteArray currentTime = QTime::currentTime().toString().toLocal8Bit();
-
-    bool showDebug = true;
-    QString logFilePath = QStandardPaths::writableLocation(QStandardPaths::HomeLocation) + "/.config/org.ukui/ukui-search-service-dir-manager.log";
-    if (!QFile::exists(logFilePath)) {
-        showDebug = false;
-    }
-    FILE *log_file = nullptr;
-
-    if (showDebug) {
-        log_file = fopen(logFilePath.toLocal8Bit().constData(), "a+");
-    }
-
-    const char *file = context.file ? context.file : "";
-    const char *function = context.function ? context.function : "";
-    switch (type) {
-    case QtDebugMsg:
-        if (!log_file) {
-            break;
-        }
-        fprintf(log_file, "Debug: %s: %s (%s:%u, %s)\n", currentTime.constData(), localMsg.constData(), file, context.line, function);
-        break;
-    case QtInfoMsg:
-        fprintf(log_file? log_file: stdout, "Info: %s: %s (%s:%u, %s)\n", currentTime.constData(), localMsg.constData(), file, context.line, function);
-        break;
-    case QtWarningMsg:
-        fprintf(log_file? log_file: stderr, "Warning: %s: %s (%s:%u, %s)\n", currentTime.constData(), localMsg.constData(), file, context.line, function);
-        break;
-    case QtCriticalMsg:
-        fprintf(log_file? log_file: stderr, "Critical: %s: %s (%s:%u, %s)\n", currentTime.constData(), localMsg.constData(), file, context.line, function);
-        break;
-    case QtFatalMsg:
-        fprintf(log_file? log_file: stderr, "Fatal: %s: %s (%s:%u, %s)\n", currentTime.constData(), localMsg.constData(), file, context.line, function);
-        break;
-    }
-
-    if (log_file)
-        fclose(log_file);
-}
 
 int main(int argc, char *argv[])
 {
@@ -92,7 +48,8 @@ int main(int argc, char *argv[])
     }
 
     // Output log to file
-    qInstallMessageHandler(messageOutput);
+    LogUtils::initLogFile("ukui-search-service-dir-manager");
+    qInstallMessageHandler(LogUtils::messageOutput);
 #if (QT_VERSION >= QT_VERSION_CHECK(5, 12, 0))
     QApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
     QApplication::setAttribute(Qt::AA_UseHighDpiPixmaps);
diff --git a/ukui-search-service-dir-manager/ukui-search-dir-manager-dbus.cpp b/ukui-search-service-dir-manager/ukui-search-dir-manager-dbus.cpp
index 0aa38ba..45cc8aa 100644
--- a/ukui-search-service-dir-manager/ukui-search-dir-manager-dbus.cpp
+++ b/ukui-search-service-dir-manager/ukui-search-dir-manager-dbus.cpp
@@ -19,7 +19,7 @@
  */
 #include "ukui-search-dir-manager-dbus.h"
 #include "dir-watcher.h"
-
+#include <QCommandLineParser>
 #include <QDBusConnection>
 #include <QDBusError>
 #include <QDebug>
diff --git a/ukui-search-service-dir-manager/ukui-search-service-dir-manager.pro b/ukui-search-service-dir-manager/ukui-search-service-dir-manager.pro
index 7e1f308..506c278 100644
--- a/ukui-search-service-dir-manager/ukui-search-service-dir-manager.pro
+++ b/ukui-search-service-dir-manager/ukui-search-service-dir-manager.pro
@@ -15,12 +15,12 @@ PKGCONFIG += gio-2.0 gio-unix-2.0
 # depend on your compiler). Please consult the documentation of the
 # deprecated API in order to know how to port your code away from it.
 DEFINES += QT_DEPRECATED_WARNINGS
+QMAKE_CXXFLAGS += -Werror=return-type -Werror=return-local-addr -Werror=uninitialized
 
 # You can also make your code fail to compile if it uses deprecated APIs.
 # In order to do so, uncomment the following line.
 # You can also select to disable deprecated APIs only up to a certain version of Qt.
 #DEFINES += QT_DISABLE_DEPRECATED_BEFORE=0x060000    # disables all the APIs deprecated before Qt 6.0.0
-
 include(dirwatcher/dir-watcher-dbus.pri)
 include(../3rd-parties/qtsingleapplication/qtsingleapplication.pri)
 
@@ -43,3 +43,7 @@ SOURCES += \
 
 HEADERS += \
     ukui-search-dir-manager-dbus.h
+
+LIBS += -L$$OUT_PWD/../libsearch -lukui-search
+INCLUDEPATH += $$PWD/../libsearch
+DEPENDPATH += $$PWD/../libsearch
diff --git a/ukui-search-service/main.cpp b/ukui-search-service/main.cpp
index bddb052..55ef2f9 100644
--- a/ukui-search-service/main.cpp
+++ b/ukui-search-service/main.cpp
@@ -17,60 +17,12 @@
  * Authors: iaom <zhangpengfei@kylinos.cn>
  *
  */
-#include <QApplication>
-#include <QFile>
-#include <QTime>
-#include <QStandardPaths>
-#include <QDir>
+
 #include <syslog.h>
 #include <unistd.h>
-#include <QDebug>
 #include "ukui-search-service.h"
+#include "log-utils.h"
 using namespace UkuiSearch;
-void messageOutput(QtMsgType type, const QMessageLogContext &context, const QString &msg)
-{
-    QByteArray localMsg = msg.toLocal8Bit();
-    QByteArray currentTime = QTime::currentTime().toString().toLocal8Bit();
-
-    bool showDebug = true;
-//    QString logFilePath = QStandardPaths::writableLocation(QStandardPaths::TempLocation) + "/ukui-search.log";
-//    QString logFilePath = QStandardPaths::writableLocation(QStandardPaths::HomeLocation) + "/.config/org.ukui/ukui-search/ukui-search.log";
-    QString logFilePath = QStandardPaths::writableLocation(QStandardPaths::HomeLocation) + "/.config/org.ukui/ukui-search-service.log";
-    if (!QFile::exists(logFilePath)) {
-        showDebug = false;
-    }
-    FILE *log_file = nullptr;
-
-    if (showDebug) {
-        log_file = fopen(logFilePath.toLocal8Bit().constData(), "a+");
-    }
-
-    const char *file = context.file ? context.file : "";
-    const char *function = context.function ? context.function : "";
-    switch (type) {
-    case QtDebugMsg:
-        if (!log_file) {
-            break;
-        }
-        fprintf(log_file, "Debug: %s: %s (%s:%u, %s)\n", currentTime.constData(), localMsg.constData(), file, context.line, function);
-        break;
-    case QtInfoMsg:
-        fprintf(log_file? log_file: stdout, "Info: %s: %s (%s:%u, %s)\n", currentTime.constData(), localMsg.constData(), file, context.line, function);
-        break;
-    case QtWarningMsg:
-        fprintf(log_file? log_file: stderr, "Warning: %s: %s (%s:%u, %s)\n", currentTime.constData(), localMsg.constData(), file, context.line, function);
-        break;
-    case QtCriticalMsg:
-        fprintf(log_file? log_file: stderr, "Critical: %s: %s (%s:%u, %s)\n", currentTime.constData(), localMsg.constData(), file, context.line, function);
-        break;
-    case QtFatalMsg:
-        fprintf(log_file? log_file: stderr, "Fatal: %s: %s (%s:%u, %s)\n", currentTime.constData(), localMsg.constData(), file, context.line, function);
-        break;
-    }
-
-    if (log_file)
-        fclose(log_file);
-}
 int main(int argc, char *argv[])
 {
     char *p_home = NULL;
@@ -94,7 +46,8 @@ int main(int argc, char *argv[])
     }
 
     // Output log to file
-    qInstallMessageHandler(messageOutput);
+    LogUtils::initLogFile("ukui-search-service");
+    qInstallMessageHandler(LogUtils::messageOutput);
 #if (QT_VERSION >= QT_VERSION_CHECK(5, 12, 0))
     QApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
     QApplication::setAttribute(Qt::AA_UseHighDpiPixmaps);
diff --git a/ukui-search-service/ukui-search-service.pro b/ukui-search-service/ukui-search-service.pro
index a6b327a..af4d729 100644
--- a/ukui-search-service/ukui-search-service.pro
+++ b/ukui-search-service/ukui-search-service.pro
@@ -24,8 +24,7 @@ include(../libsearch/libukui-search-headers.pri)
 include(../3rd-parties/qtsingleapplication/qtsingleapplication.pri)
 include(./qml/qml.pri)
 
-LIBS += -L$$OUT_PWD/../libchinese-segmentation -lchinese-segmentation \
-        -L$$OUT_PWD/../libsearch -lukui-search
+LIBS += -L$$OUT_PWD/../libsearch -lukui-search
 
 SOURCES += \
         main.cpp \