diff --git a/README.md b/README.md
index 8e73acc..efd61f5 100644
--- a/README.md
+++ b/README.md
@@ -20,13 +20,14 @@ The master branch (default) is recommended for most users.
 ### Build Instructions
 
 Required Dependencies on Debian/Ubuntu:  
-`sudo apt install cmake extra-cmake-modules build-essential libkf5runner-dev libkf5textwidgets-dev qtdeclarative5-dev gettext`
+`sudo apt install cmake extra-cmake-modules build-essential libkf5runner-dev libkf5textwidgets-dev qtdeclarative5-dev gettext libnotify-bin`
 
 openSUSE  
-`sudo zypper install cmake extra-cmake-modules libQt5Widgets5 libQt5Core5 libqt5-qtlocation-devel ki18n-devel ktextwidgets-devel kservice-devel krunner-devel gettext-tools`  
+`sudo zypper install cmake extra-cmake-modules libQt5Widgets5 libQt5Core5 libqt5-qtlocation-devel ki18n-devel ktextwidgets-devel
+ kservice-devel krunner-devel gettext-tools libnotify-tools`  
 
 Fedora  
-`sudo dnf install cmake extra-cmake-modules kf5-ki18n-devel kf5-kservice-devel kf5-krunner-devel kf5-ktextwidgets-devel gettext`  
+`sudo dnf install cmake extra-cmake-modules kf5-ki18n-devel kf5-kservice-devel kf5-krunner-devel kf5-ktextwidgets-devel gettext libnotify`  
 
 
 The easiest way to install is:  
@@ -82,6 +83,9 @@ DuckDuckGo website, because of that this option is not as fast as the others. Un
 Additionally you can enable suggestions for private/incognito searches.  
 To protect your privacy you can configure a proxy. This configuration can be tested by clicking the "Test Proxy Configuration"
 button. For this the plugin is sending a request to https://ifconfig.me/ip.  
+Note: If your internet connection is very slow and you have search suggestions configured 
+the plugin shows sometimes no matches, in this case yu can just add
+a space to the query so that the match method is called again.  
 ![Configure search suggestions](https://raw.githubusercontent.com/alex1701c/Screenshots/master/QuickWebShortcuts/config_dialog_search_suggestions_section.png)
 
 #### Configure history clearing  
diff --git a/src/quick_web_shortcuts.cpp b/src/quick_web_shortcuts.cpp
index 710dce6..8830250 100644
--- a/src/quick_web_shortcuts.cpp
+++ b/src/quick_web_shortcuts.cpp
@@ -46,7 +46,6 @@ void QuickWebShortcuts::reloadConfiguration() {
     }
 
     // Load general settings
-    globeIcon = QIcon::fromTheme("globe");
     openUrls = configGroup.readEntry("open_urls", "true") == "true";
     if (configGroup.readEntry("show_search_for_note") == "false") {
         searchOptionTemplate = "%1";
@@ -135,7 +134,6 @@ void QuickWebShortcuts::match(Plasma::RunnerContext &context) {
     // Remove escape character
     QString term = QString(context.query()).replace(QString::fromWCharArray(L"\u001B"), " ");
 
-    QList<Plasma::QueryMatch> matches;
     QMap<QString, QVariant> data;
 
     if (term.startsWith("::")) {
@@ -168,7 +166,7 @@ void QuickWebShortcuts::match(Plasma::RunnerContext &context) {
                 duckDuckGoSearchSuggest(context, term);
             }
         }
-    } else if (openUrls && term.contains(QRegExp(R"(^.*\.[a-z]{2,5}$)"))) {
+    } else if (openUrls && term.contains(urlRegex)) {
         QString text = "Go To  " + term;
         data.insert("url", !term.startsWith("http") ? "http://" + term : term);
         context.addMatch(createMatch(text, data, true));
diff --git a/src/quick_web_shortcuts.h b/src/quick_web_shortcuts.h
index b431ba3..3344b6a 100644
--- a/src/quick_web_shortcuts.h
+++ b/src/quick_web_shortcuts.h
@@ -19,12 +19,12 @@ Q_OBJECT
     int minimumLetterCount, maxSuggestionResults;
     QString privateBrowser, privateBrowserMode, searchOptionTemplate, searchSuggestionChoice;
     QString bingMarket, googleLocale;
-    QIcon globeIcon;
+    const QIcon globeIcon = QIcon::fromTheme("globe");
     QNetworkProxy *proxy;
     SearchEngine currentSearchEngine;
+    const QRegExp urlRegex = QRegExp(R"(^.*\.[a-z]{2,5}$)");
 
     RequiredData requiredData;
-    QMap<QString, QString> searchEngines;
 
     Plasma::QueryMatch createMatch(const QString &text, const QMap<QString, QVariant> &data, bool useGlobe = false);