diff --git a/frontend/model/search-result-manager.cpp b/frontend/model/search-result-manager.cpp
index 91179f2..a8efa63 100644
--- a/frontend/model/search-result-manager.cpp
+++ b/frontend/model/search-result-manager.cpp
@@ -73,7 +73,7 @@ void ReceiveResultThread::stop()
 
 void ReceiveResultThread::run()
 {
-    QTimer * m_timer = new QTimer;
+    QTimer *m_timer = new QTimer;
     m_timer->setInterval(3000);
     bool is_empty;
     while(!isInterruptionRequested()) {
@@ -86,7 +86,6 @@ void ReceiveResultThread::run()
         }
         if(m_timer->isActive() && m_timer->remainingTime() < 0.01) {
             this->requestInterruption();
-            qWarning()<<"-------------->stopped by itself";
         }
         if(is_empty && !m_timer->isActive()) {
             m_timer->start();
@@ -96,4 +95,5 @@ void ReceiveResultThread::run()
             msleep(100);
         }
     }
+    delete m_timer;
 }
diff --git a/libsearch/websearch/web-search-plugin.cpp b/libsearch/websearch/web-search-plugin.cpp
index fc411bc..6c2462a 100644
--- a/libsearch/websearch/web-search-plugin.cpp
+++ b/libsearch/websearch/web-search-plugin.cpp
@@ -40,11 +40,12 @@ void UkuiSearch::WebSearchPlugin::KeywordSearch(QString keyword, DataQueue<UkuiS
     QString defaultwebengines(getDefaultAppId(BROWSERTYPE));
     QByteArray ba = QString(DESKTOPPATH + defaultwebengines).toUtf8();
     GDesktopAppInfo * textinfo = g_desktop_app_info_new_from_filename(ba.constData());
-    const char * iconname = g_icon_to_string(g_app_info_get_icon(G_APP_INFO(textinfo)));
+    char *iconname = g_icon_to_string(g_app_info_get_icon(G_APP_INFO(textinfo)));
     QIcon appicon;
     appicon = QIcon::fromTheme(QString(QLatin1String(iconname)),
                                QIcon(QString("/usr/share/pixmaps/"+QString(QLatin1String(iconname))
                                              +".png")));
+    g_free(iconname);
     resultInfo.icon = QIcon(appicon);
 
     resultInfo.actionKey = m_keyWord;